{"url":"http://public2.vulnerablecode.io/api/packages/398144?format=json","purl":"pkg:apk/alpine/librewolf@85.0-r0?arch=ppc64le&distroversion=v3.21&reponame=community","type":"apk","namespace":"alpine","name":"librewolf","version":"85.0-r0","qualifiers":{"arch":"ppc64le","distroversion":"v3.21","reponame":"community"},"subpath":"","is_vulnerable":false,"next_non_vulnerable_version":"87.0-r0","latest_non_vulnerable_version":"103.0-r0","affected_by_vulnerabilities":[],"fixing_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/1388?format=json","vulnerability_id":"VCID-afj4-ydes-skcg","summary":"The browser could have been confused into transferring a screen sharing state into another tab, which would leak unintended information.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23958","reference_id":"","reference_type":"","scores":[{"value":"0.00248","scoring_system":"epss","scoring_elements":"0.48301","published_at":"2026-06-09T12:55:00Z"},{"value":"0.00248","scoring_system":"epss","scoring_elements":"0.48316","published_at":"2026-06-07T12:55:00Z"},{"value":"0.00248","scoring_system":"epss","scoring_elements":"0.48288","published_at":"2026-06-08T12:55:00Z"},{"value":"0.00248","scoring_system":"epss","scoring_elements":"0.48268","published_at":"2026-06-04T12:55:00Z"},{"value":"0.00248","scoring_system":"epss","scoring_elements":"0.48331","published_at":"2026-06-05T12:55:00Z"},{"value":"0.00248","scoring_system":"epss","scoring_elements":"0.48335","published_at":"2026-06-06T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23958"},{"reference_url":"https://security.archlinux.org/ASA-202102-1","reference_id":"ASA-202102-1","reference_type":"","scores":[],"url":"https://security.archlinux.org/ASA-202102-1"},{"reference_url":"https://security.archlinux.org/AVG-1492","reference_id":"AVG-1492","reference_type":"","scores":[{"value":"High","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-1492"},{"reference_url":"https://security.gentoo.org/glsa/202102-01","reference_id":"GLSA-202102-01","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/202102-01"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03","reference_id":"mfsa2021-03","reference_type":"","scores":[{"value":"high","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03"},{"reference_url":"https://usn.ubuntu.com/4717-1/","reference_id":"USN-4717-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/4717-1/"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/398144?format=json","purl":"pkg:apk/alpine/librewolf@85.0-r0?arch=ppc64le&distroversion=v3.21&reponame=community","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:apk/alpine/librewolf@85.0-r0%3Farch=ppc64le&distroversion=v3.21&reponame=community"}],"aliases":["CVE-2021-23958"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-afj4-ydes-skcg"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/1391?format=json","vulnerability_id":"VCID-bwz1-2cdx-rkbu","summary":"When sharing geolocation during an active WebRTC share, Firefox could have reset the webRTC sharing state in the user interface, leading to loss of control over the currently granted permission","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23963","reference_id":"","reference_type":"","scores":[{"value":"0.0015","scoring_system":"epss","scoring_elements":"0.35333","published_at":"2026-06-09T12:55:00Z"},{"value":"0.0015","scoring_system":"epss","scoring_elements":"0.35355","published_at":"2026-06-07T12:55:00Z"},{"value":"0.0015","scoring_system":"epss","scoring_elements":"0.35314","published_at":"2026-06-08T12:55:00Z"},{"value":"0.0015","scoring_system":"epss","scoring_elements":"0.35284","published_at":"2026-06-04T12:55:00Z"},{"value":"0.0015","scoring_system":"epss","scoring_elements":"0.3538","published_at":"2026-06-05T12:55:00Z"},{"value":"0.0015","scoring_system":"epss","scoring_elements":"0.3539","published_at":"2026-06-06T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23963"},{"reference_url":"https://security.archlinux.org/ASA-202102-1","reference_id":"ASA-202102-1","reference_type":"","scores":[],"url":"https://security.archlinux.org/ASA-202102-1"},{"reference_url":"https://security.archlinux.org/AVG-1492","reference_id":"AVG-1492","reference_type":"","scores":[{"value":"High","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-1492"},{"reference_url":"https://security.gentoo.org/glsa/202102-01","reference_id":"GLSA-202102-01","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/202102-01"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03","reference_id":"mfsa2021-03","reference_type":"","scores":[{"value":"high","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03"},{"reference_url":"https://usn.ubuntu.com/4717-1/","reference_id":"USN-4717-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/4717-1/"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/398144?format=json","purl":"pkg:apk/alpine/librewolf@85.0-r0?arch=ppc64le&distroversion=v3.21&reponame=community","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:apk/alpine/librewolf@85.0-r0%3Farch=ppc64le&distroversion=v3.21&reponame=community"}],"aliases":["CVE-2021-23963"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-bwz1-2cdx-rkbu"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/1383?format=json","vulnerability_id":"VCID-j7vw-1pq3-efgp","summary":"Performing garbage collection on re-declared JavaScript variables resulted in a user-after-poison, and a potentially exploitable crash.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-23960.json","reference_id":"","reference_type":"","scores":[{"value":"8.8","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-23960.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23960","reference_id":"","reference_type":"","scores":[{"value":"0.00285","scoring_system":"epss","scoring_elements":"0.52274","published_at":"2026-06-09T12:55:00Z"},{"value":"0.00285","scoring_system":"epss","scoring_elements":"0.52234","published_at":"2026-06-04T12:55:00Z"},{"value":"0.00285","scoring_system":"epss","scoring_elements":"0.52294","published_at":"2026-06-05T12:55:00Z"},{"value":"0.00285","scoring_system":"epss","scoring_elements":"0.52302","published_at":"2026-06-06T12:55:00Z"},{"value":"0.00285","scoring_system":"epss","scoring_elements":"0.52282","published_at":"2026-06-07T12:55:00Z"},{"value":"0.00285","scoring_system":"epss","scoring_elements":"0.52253","published_at":"2026-06-08T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23960"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15685","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15685"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16044","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16044"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26976","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26976"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23953","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23953"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23954","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23954"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23960","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23960"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23964","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23964"},{"reference_url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml","reference_id":"","reference_type":"","scores":[{"value":"6.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"}],"url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=1920650","reference_id":"1920650","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1920650"},{"reference_url":"https://security.archlinux.org/ASA-202102-1","reference_id":"ASA-202102-1","reference_type":"","scores":[],"url":"https://security.archlinux.org/ASA-202102-1"},{"reference_url":"https://security.archlinux.org/ASA-202102-2","reference_id":"ASA-202102-2","reference_type":"","scores":[],"url":"https://security.archlinux.org/ASA-202102-2"},{"reference_url":"https://security.archlinux.org/AVG-1492","reference_id":"AVG-1492","reference_type":"","scores":[{"value":"High","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-1492"},{"reference_url":"https://security.archlinux.org/AVG-1496","reference_id":"AVG-1496","reference_type":"","scores":[{"value":"High","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-1496"},{"reference_url":"https://security.gentoo.org/glsa/202102-01","reference_id":"GLSA-202102-01","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/202102-01"},{"reference_url":"https://security.gentoo.org/glsa/202102-02","reference_id":"GLSA-202102-02","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/202102-02"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03","reference_id":"mfsa2021-03","reference_type":"","scores":[{"value":"high","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-04","reference_id":"mfsa2021-04","reference_type":"","scores":[{"value":"high","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-04"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-05","reference_id":"mfsa2021-05","reference_type":"","scores":[{"value":"high","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-05"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0285","reference_id":"RHSA-2021:0285","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0285"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0288","reference_id":"RHSA-2021:0288","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0288"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0289","reference_id":"RHSA-2021:0289","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0289"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0290","reference_id":"RHSA-2021:0290","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0290"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0297","reference_id":"RHSA-2021:0297","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0297"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0298","reference_id":"RHSA-2021:0298","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0298"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0299","reference_id":"RHSA-2021:0299","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0299"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0397","reference_id":"RHSA-2021:0397","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0397"},{"reference_url":"https://usn.ubuntu.com/4717-1/","reference_id":"USN-4717-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/4717-1/"},{"reference_url":"https://usn.ubuntu.com/4736-1/","reference_id":"USN-4736-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/4736-1/"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/398144?format=json","purl":"pkg:apk/alpine/librewolf@85.0-r0?arch=ppc64le&distroversion=v3.21&reponame=community","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:apk/alpine/librewolf@85.0-r0%3Farch=ppc64le&distroversion=v3.21&reponame=community"}],"aliases":["CVE-2021-23960"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-j7vw-1pq3-efgp"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/1387?format=json","vulnerability_id":"VCID-ps3j-35gp-z3ac","summary":"Navigations through the Android-specific `intent` URL scheme could have been misused to escape iframe sandbox.*Note: This issue only affected Firefox for Android. Other operating systems are unaffected.*","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23957","reference_id":"","reference_type":"","scores":[{"value":"0.00186","scoring_system":"epss","scoring_elements":"0.40194","published_at":"2026-06-09T12:55:00Z"},{"value":"0.00186","scoring_system":"epss","scoring_elements":"0.40208","published_at":"2026-06-07T12:55:00Z"},{"value":"0.00186","scoring_system":"epss","scoring_elements":"0.40179","published_at":"2026-06-08T12:55:00Z"},{"value":"0.00186","scoring_system":"epss","scoring_elements":"0.40151","published_at":"2026-06-04T12:55:00Z"},{"value":"0.00186","scoring_system":"epss","scoring_elements":"0.40234","published_at":"2026-06-05T12:55:00Z"},{"value":"0.00186","scoring_system":"epss","scoring_elements":"0.40237","published_at":"2026-06-06T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23957"},{"reference_url":"https://security.archlinux.org/AVG-1493","reference_id":"AVG-1493","reference_type":"","scores":[{"value":"Medium","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-1493"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03","reference_id":"mfsa2021-03","reference_type":"","scores":[{"value":"high","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/398144?format=json","purl":"pkg:apk/alpine/librewolf@85.0-r0?arch=ppc64le&distroversion=v3.21&reponame=community","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:apk/alpine/librewolf@85.0-r0%3Farch=ppc64le&distroversion=v3.21&reponame=community"}],"aliases":["CVE-2021-23957"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-ps3j-35gp-z3ac"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/1389?format=json","vulnerability_id":"VCID-rrn8-raev-8bdm","summary":"An XSS bug in internal error pages could have led to various spoofing attacks, including other error pages and the address bar.*Note: This issue only affected Firefox for Android. Other operating systems are unaffected.*","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23959","reference_id":"","reference_type":"","scores":[{"value":"0.00256","scoring_system":"epss","scoring_elements":"0.49247","published_at":"2026-06-09T12:55:00Z"},{"value":"0.00256","scoring_system":"epss","scoring_elements":"0.49263","published_at":"2026-06-07T12:55:00Z"},{"value":"0.00256","scoring_system":"epss","scoring_elements":"0.49234","published_at":"2026-06-08T12:55:00Z"},{"value":"0.00256","scoring_system":"epss","scoring_elements":"0.49209","published_at":"2026-06-04T12:55:00Z"},{"value":"0.00256","scoring_system":"epss","scoring_elements":"0.4927","published_at":"2026-06-05T12:55:00Z"},{"value":"0.00256","scoring_system":"epss","scoring_elements":"0.49281","published_at":"2026-06-06T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23959"},{"reference_url":"https://security.archlinux.org/AVG-1493","reference_id":"AVG-1493","reference_type":"","scores":[{"value":"Medium","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-1493"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03","reference_id":"mfsa2021-03","reference_type":"","scores":[{"value":"high","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/398144?format=json","purl":"pkg:apk/alpine/librewolf@85.0-r0?arch=ppc64le&distroversion=v3.21&reponame=community","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:apk/alpine/librewolf@85.0-r0%3Farch=ppc64le&distroversion=v3.21&reponame=community"}],"aliases":["CVE-2021-23959"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-rrn8-raev-8bdm"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/1385?format=json","vulnerability_id":"VCID-s58p-5q9h-nygy","summary":"The browser could have been confused into transferring a pointer lock state into another tab, which could have lead to clickjacking attacks.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23955","reference_id":"","reference_type":"","scores":[{"value":"0.0009","scoring_system":"epss","scoring_elements":"0.25548","published_at":"2026-06-09T12:55:00Z"},{"value":"0.0009","scoring_system":"epss","scoring_elements":"0.25597","published_at":"2026-06-07T12:55:00Z"},{"value":"0.0009","scoring_system":"epss","scoring_elements":"0.25539","published_at":"2026-06-08T12:55:00Z"},{"value":"0.0009","scoring_system":"epss","scoring_elements":"0.25552","published_at":"2026-06-04T12:55:00Z"},{"value":"0.0009","scoring_system":"epss","scoring_elements":"0.25654","published_at":"2026-06-05T12:55:00Z"},{"value":"0.0009","scoring_system":"epss","scoring_elements":"0.25645","published_at":"2026-06-06T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23955"},{"reference_url":"https://security.archlinux.org/ASA-202102-1","reference_id":"ASA-202102-1","reference_type":"","scores":[],"url":"https://security.archlinux.org/ASA-202102-1"},{"reference_url":"https://security.archlinux.org/AVG-1492","reference_id":"AVG-1492","reference_type":"","scores":[{"value":"High","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-1492"},{"reference_url":"https://security.gentoo.org/glsa/202102-01","reference_id":"GLSA-202102-01","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/202102-01"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03","reference_id":"mfsa2021-03","reference_type":"","scores":[{"value":"high","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03"},{"reference_url":"https://usn.ubuntu.com/4717-1/","reference_id":"USN-4717-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/4717-1/"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/398144?format=json","purl":"pkg:apk/alpine/librewolf@85.0-r0?arch=ppc64le&distroversion=v3.21&reponame=community","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:apk/alpine/librewolf@85.0-r0%3Farch=ppc64le&distroversion=v3.21&reponame=community"}],"aliases":["CVE-2021-23955"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-s58p-5q9h-nygy"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/1392?format=json","vulnerability_id":"VCID-t1zt-juvj-1yhz","summary":"Mozilla developers Sebastian Hengst, Christian Holler, Tyson Smith reported memory safety bugs present in Firefox 84. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23965","reference_id":"","reference_type":"","scores":[{"value":"0.00323","scoring_system":"epss","scoring_elements":"0.55699","published_at":"2026-06-09T12:55:00Z"},{"value":"0.00323","scoring_system":"epss","scoring_elements":"0.55697","published_at":"2026-06-07T12:55:00Z"},{"value":"0.00323","scoring_system":"epss","scoring_elements":"0.55679","published_at":"2026-06-08T12:55:00Z"},{"value":"0.00323","scoring_system":"epss","scoring_elements":"0.55647","published_at":"2026-06-04T12:55:00Z"},{"value":"0.00323","scoring_system":"epss","scoring_elements":"0.55704","published_at":"2026-06-05T12:55:00Z"},{"value":"0.00323","scoring_system":"epss","scoring_elements":"0.5571","published_at":"2026-06-06T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23965"},{"reference_url":"https://security.archlinux.org/ASA-202102-1","reference_id":"ASA-202102-1","reference_type":"","scores":[],"url":"https://security.archlinux.org/ASA-202102-1"},{"reference_url":"https://security.archlinux.org/AVG-1492","reference_id":"AVG-1492","reference_type":"","scores":[{"value":"High","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-1492"},{"reference_url":"https://security.gentoo.org/glsa/202102-01","reference_id":"GLSA-202102-01","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/202102-01"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03","reference_id":"mfsa2021-03","reference_type":"","scores":[{"value":"high","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03"},{"reference_url":"https://usn.ubuntu.com/4717-1/","reference_id":"USN-4717-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/4717-1/"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/398144?format=json","purl":"pkg:apk/alpine/librewolf@85.0-r0?arch=ppc64le&distroversion=v3.21&reponame=community","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:apk/alpine/librewolf@85.0-r0%3Farch=ppc64le&distroversion=v3.21&reponame=community"}],"aliases":["CVE-2021-23965"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-t1zt-juvj-1yhz"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/1384?format=json","vulnerability_id":"VCID-tpfc-xpfq-s3e8","summary":"Mozilla developers Alexis Beingessner, Christian Holler, Andrew McCreight, Tyson Smith, Jon Coppeard, André Bargull, Jason Kratzer, Jesse Schwartzentruber, Steve Fink, Byron Campen reported memory safety bugs present in Firefox 84 and Firefox ESR 78.6. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-23964.json","reference_id":"","reference_type":"","scores":[{"value":"8.8","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-23964.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23964","reference_id":"","reference_type":"","scores":[{"value":"0.00285","scoring_system":"epss","scoring_elements":"0.52274","published_at":"2026-06-09T12:55:00Z"},{"value":"0.00285","scoring_system":"epss","scoring_elements":"0.52234","published_at":"2026-06-04T12:55:00Z"},{"value":"0.00285","scoring_system":"epss","scoring_elements":"0.52294","published_at":"2026-06-05T12:55:00Z"},{"value":"0.00285","scoring_system":"epss","scoring_elements":"0.52302","published_at":"2026-06-06T12:55:00Z"},{"value":"0.00285","scoring_system":"epss","scoring_elements":"0.52282","published_at":"2026-06-07T12:55:00Z"},{"value":"0.00285","scoring_system":"epss","scoring_elements":"0.52253","published_at":"2026-06-08T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23964"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15685","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15685"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16044","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16044"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26976","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26976"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23953","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23953"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23954","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23954"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23960","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23960"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23964","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23964"},{"reference_url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H"}],"url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=1920651","reference_id":"1920651","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1920651"},{"reference_url":"https://security.archlinux.org/ASA-202102-1","reference_id":"ASA-202102-1","reference_type":"","scores":[],"url":"https://security.archlinux.org/ASA-202102-1"},{"reference_url":"https://security.archlinux.org/ASA-202102-2","reference_id":"ASA-202102-2","reference_type":"","scores":[],"url":"https://security.archlinux.org/ASA-202102-2"},{"reference_url":"https://security.archlinux.org/AVG-1492","reference_id":"AVG-1492","reference_type":"","scores":[{"value":"High","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-1492"},{"reference_url":"https://security.archlinux.org/AVG-1496","reference_id":"AVG-1496","reference_type":"","scores":[{"value":"High","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-1496"},{"reference_url":"https://security.gentoo.org/glsa/202102-01","reference_id":"GLSA-202102-01","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/202102-01"},{"reference_url":"https://security.gentoo.org/glsa/202102-02","reference_id":"GLSA-202102-02","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/202102-02"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03","reference_id":"mfsa2021-03","reference_type":"","scores":[{"value":"high","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-04","reference_id":"mfsa2021-04","reference_type":"","scores":[{"value":"high","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-04"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-05","reference_id":"mfsa2021-05","reference_type":"","scores":[{"value":"high","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-05"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0285","reference_id":"RHSA-2021:0285","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0285"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0288","reference_id":"RHSA-2021:0288","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0288"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0289","reference_id":"RHSA-2021:0289","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0289"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0290","reference_id":"RHSA-2021:0290","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0290"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0297","reference_id":"RHSA-2021:0297","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0297"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0298","reference_id":"RHSA-2021:0298","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0298"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0299","reference_id":"RHSA-2021:0299","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0299"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0397","reference_id":"RHSA-2021:0397","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0397"},{"reference_url":"https://usn.ubuntu.com/4717-1/","reference_id":"USN-4717-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/4717-1/"},{"reference_url":"https://usn.ubuntu.com/4736-1/","reference_id":"USN-4736-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/4736-1/"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/398144?format=json","purl":"pkg:apk/alpine/librewolf@85.0-r0?arch=ppc64le&distroversion=v3.21&reponame=community","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:apk/alpine/librewolf@85.0-r0%3Farch=ppc64le&distroversion=v3.21&reponame=community"}],"aliases":["CVE-2021-23964"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-tpfc-xpfq-s3e8"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/1382?format=json","vulnerability_id":"VCID-w7xr-wxmq-u7dw","summary":"Using the new logical assignment operators in a JavaScript switch statement could have caused a type confusion, leading to a memory corruption and a potentially exploitable crash.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-23954.json","reference_id":"","reference_type":"","scores":[{"value":"8.8","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-23954.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23954","reference_id":"","reference_type":"","scores":[{"value":"0.0025","scoring_system":"epss","scoring_elements":"0.48465","published_at":"2026-06-09T12:55:00Z"},{"value":"0.0025","scoring_system":"epss","scoring_elements":"0.48431","published_at":"2026-06-04T12:55:00Z"},{"value":"0.0025","scoring_system":"epss","scoring_elements":"0.48494","published_at":"2026-06-05T12:55:00Z"},{"value":"0.0025","scoring_system":"epss","scoring_elements":"0.485","published_at":"2026-06-06T12:55:00Z"},{"value":"0.0025","scoring_system":"epss","scoring_elements":"0.48482","published_at":"2026-06-07T12:55:00Z"},{"value":"0.0025","scoring_system":"epss","scoring_elements":"0.48453","published_at":"2026-06-08T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23954"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15685","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15685"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16044","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16044"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26976","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26976"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23953","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23953"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23954","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23954"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23960","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23960"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23964","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23964"},{"reference_url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H"}],"url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=1920648","reference_id":"1920648","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1920648"},{"reference_url":"https://security.archlinux.org/ASA-202102-1","reference_id":"ASA-202102-1","reference_type":"","scores":[],"url":"https://security.archlinux.org/ASA-202102-1"},{"reference_url":"https://security.archlinux.org/ASA-202102-2","reference_id":"ASA-202102-2","reference_type":"","scores":[],"url":"https://security.archlinux.org/ASA-202102-2"},{"reference_url":"https://security.archlinux.org/AVG-1492","reference_id":"AVG-1492","reference_type":"","scores":[{"value":"High","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-1492"},{"reference_url":"https://security.archlinux.org/AVG-1496","reference_id":"AVG-1496","reference_type":"","scores":[{"value":"High","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-1496"},{"reference_url":"https://security.gentoo.org/glsa/202102-01","reference_id":"GLSA-202102-01","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/202102-01"},{"reference_url":"https://security.gentoo.org/glsa/202102-02","reference_id":"GLSA-202102-02","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/202102-02"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03","reference_id":"mfsa2021-03","reference_type":"","scores":[{"value":"high","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-04","reference_id":"mfsa2021-04","reference_type":"","scores":[{"value":"high","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-04"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-05","reference_id":"mfsa2021-05","reference_type":"","scores":[{"value":"high","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-05"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0285","reference_id":"RHSA-2021:0285","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0285"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0288","reference_id":"RHSA-2021:0288","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0288"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0289","reference_id":"RHSA-2021:0289","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0289"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0290","reference_id":"RHSA-2021:0290","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0290"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0297","reference_id":"RHSA-2021:0297","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0297"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0298","reference_id":"RHSA-2021:0298","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0298"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0299","reference_id":"RHSA-2021:0299","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0299"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:0397","reference_id":"RHSA-2021:0397","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:0397"},{"reference_url":"https://usn.ubuntu.com/4717-1/","reference_id":"USN-4717-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/4717-1/"},{"reference_url":"https://usn.ubuntu.com/4736-1/","reference_id":"USN-4736-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/4736-1/"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/398144?format=json","purl":"pkg:apk/alpine/librewolf@85.0-r0?arch=ppc64le&distroversion=v3.21&reponame=community","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:apk/alpine/librewolf@85.0-r0%3Farch=ppc64le&distroversion=v3.21&reponame=community"}],"aliases":["CVE-2021-23954"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-w7xr-wxmq-u7dw"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/1386?format=json","vulnerability_id":"VCID-wbvg-q4ns-4ke7","summary":"An ambiguous file picker design could have confused users who intended to select and upload a single file into uploading a whole directory. This was addressed by adding a new prompt.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23956","reference_id":"","reference_type":"","scores":[{"value":"0.00137","scoring_system":"epss","scoring_elements":"0.33339","published_at":"2026-06-09T12:55:00Z"},{"value":"0.00137","scoring_system":"epss","scoring_elements":"0.33353","published_at":"2026-06-07T12:55:00Z"},{"value":"0.00137","scoring_system":"epss","scoring_elements":"0.33318","published_at":"2026-06-08T12:55:00Z"},{"value":"0.00137","scoring_system":"epss","scoring_elements":"0.33272","published_at":"2026-06-04T12:55:00Z"},{"value":"0.00137","scoring_system":"epss","scoring_elements":"0.33373","published_at":"2026-06-05T12:55:00Z"},{"value":"0.00137","scoring_system":"epss","scoring_elements":"0.33389","published_at":"2026-06-06T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23956"},{"reference_url":"https://security.archlinux.org/ASA-202102-1","reference_id":"ASA-202102-1","reference_type":"","scores":[],"url":"https://security.archlinux.org/ASA-202102-1"},{"reference_url":"https://security.archlinux.org/AVG-1492","reference_id":"AVG-1492","reference_type":"","scores":[{"value":"High","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-1492"},{"reference_url":"https://security.gentoo.org/glsa/202102-01","reference_id":"GLSA-202102-01","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/202102-01"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03","reference_id":"mfsa2021-03","reference_type":"","scores":[{"value":"high","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03"},{"reference_url":"https://usn.ubuntu.com/4717-1/","reference_id":"USN-4717-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/4717-1/"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/398144?format=json","purl":"pkg:apk/alpine/librewolf@85.0-r0?arch=ppc64le&distroversion=v3.21&reponame=community","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:apk/alpine/librewolf@85.0-r0%3Farch=ppc64le&distroversion=v3.21&reponame=community"}],"aliases":["CVE-2021-23956"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-wbvg-q4ns-4ke7"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/1390?format=json","vulnerability_id":"VCID-zfew-pepx-uuf8","summary":"Incorrect use of the RowCountChanged method could have led to a user-after-poison and a potentially exploitable crash.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23962","reference_id":"","reference_type":"","scores":[{"value":"0.00296","scoring_system":"epss","scoring_elements":"0.53207","published_at":"2026-06-09T12:55:00Z"},{"value":"0.00296","scoring_system":"epss","scoring_elements":"0.53209","published_at":"2026-06-07T12:55:00Z"},{"value":"0.00296","scoring_system":"epss","scoring_elements":"0.53183","published_at":"2026-06-08T12:55:00Z"},{"value":"0.00296","scoring_system":"epss","scoring_elements":"0.53158","published_at":"2026-06-04T12:55:00Z"},{"value":"0.00296","scoring_system":"epss","scoring_elements":"0.53219","published_at":"2026-06-05T12:55:00Z"},{"value":"0.00296","scoring_system":"epss","scoring_elements":"0.53228","published_at":"2026-06-06T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23962"},{"reference_url":"https://security.archlinux.org/ASA-202102-1","reference_id":"ASA-202102-1","reference_type":"","scores":[],"url":"https://security.archlinux.org/ASA-202102-1"},{"reference_url":"https://security.archlinux.org/AVG-1492","reference_id":"AVG-1492","reference_type":"","scores":[{"value":"High","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-1492"},{"reference_url":"https://security.gentoo.org/glsa/202102-01","reference_id":"GLSA-202102-01","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/202102-01"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03","reference_id":"mfsa2021-03","reference_type":"","scores":[{"value":"high","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03"},{"reference_url":"https://usn.ubuntu.com/4717-1/","reference_id":"USN-4717-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/4717-1/"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/398144?format=json","purl":"pkg:apk/alpine/librewolf@85.0-r0?arch=ppc64le&distroversion=v3.21&reponame=community","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:apk/alpine/librewolf@85.0-r0%3Farch=ppc64le&distroversion=v3.21&reponame=community"}],"aliases":["CVE-2021-23962"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-zfew-pepx-uuf8"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/1256?format=json","vulnerability_id":"VCID-zuvn-gw4m-47c9","summary":"Further techniques that built on the slipstream research combined with a malicious webpage could have exposed both an internal network's hosts as well as services running on the user's local machine.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-23961.json","reference_id":"","reference_type":"","scores":[{"value":"7.4","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-23961.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23961","reference_id":"","reference_type":"","scores":[{"value":"0.00501","scoring_system":"epss","scoring_elements":"0.66396","published_at":"2026-06-09T12:55:00Z"},{"value":"0.00501","scoring_system":"epss","scoring_elements":"0.66349","published_at":"2026-06-04T12:55:00Z"},{"value":"0.00501","scoring_system":"epss","scoring_elements":"0.66399","published_at":"2026-06-05T12:55:00Z"},{"value":"0.00501","scoring_system":"epss","scoring_elements":"0.66407","published_at":"2026-06-06T12:55:00Z"},{"value":"0.00501","scoring_system":"epss","scoring_elements":"0.66392","published_at":"2026-06-07T12:55:00Z"},{"value":"0.00501","scoring_system":"epss","scoring_elements":"0.66378","published_at":"2026-06-08T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-23961"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23961","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23961"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23991","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23991"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23992","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23992"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23993","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23993"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23994","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23994"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23995","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23995"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23998","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23998"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23999","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23999"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-24002","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-24002"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29945","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29945"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29946","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29946"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29948","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29948"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29949","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29949"},{"reference_url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml","reference_id":"","reference_type":"","scores":[{"value":"7.4","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N"}],"url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=1951367","reference_id":"1951367","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1951367"},{"reference_url":"https://security.archlinux.org/ASA-202102-1","reference_id":"ASA-202102-1","reference_type":"","scores":[],"url":"https://security.archlinux.org/ASA-202102-1"},{"reference_url":"https://security.archlinux.org/ASA-202104-4","reference_id":"ASA-202104-4","reference_type":"","scores":[],"url":"https://security.archlinux.org/ASA-202104-4"},{"reference_url":"https://security.archlinux.org/AVG-1492","reference_id":"AVG-1492","reference_type":"","scores":[{"value":"High","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-1492"},{"reference_url":"https://security.archlinux.org/AVG-1836","reference_id":"AVG-1836","reference_type":"","scores":[{"value":"High","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-1836"},{"reference_url":"https://security.gentoo.org/glsa/202102-01","reference_id":"GLSA-202102-01","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/202102-01"},{"reference_url":"https://security.gentoo.org/glsa/202104-09","reference_id":"GLSA-202104-09","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/202104-09"},{"reference_url":"https://security.gentoo.org/glsa/202104-10","reference_id":"GLSA-202104-10","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/202104-10"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03","reference_id":"mfsa2021-03","reference_type":"","scores":[{"value":"high","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-03"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-14","reference_id":"mfsa2021-14","reference_type":"","scores":[{"value":"high","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-14"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-15","reference_id":"mfsa2021-15","reference_type":"","scores":[{"value":"high","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-15"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:1350","reference_id":"RHSA-2021:1350","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:1350"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:1351","reference_id":"RHSA-2021:1351","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:1351"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:1352","reference_id":"RHSA-2021:1352","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:1352"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:1353","reference_id":"RHSA-2021:1353","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:1353"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:1360","reference_id":"RHSA-2021:1360","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:1360"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:1361","reference_id":"RHSA-2021:1361","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:1361"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:1362","reference_id":"RHSA-2021:1362","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:1362"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:1363","reference_id":"RHSA-2021:1363","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:1363"},{"reference_url":"https://usn.ubuntu.com/4717-1/","reference_id":"USN-4717-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/4717-1/"},{"reference_url":"https://usn.ubuntu.com/4995-1/","reference_id":"USN-4995-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/4995-1/"},{"reference_url":"https://usn.ubuntu.com/4995-2/","reference_id":"USN-4995-2","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/4995-2/"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/398144?format=json","purl":"pkg:apk/alpine/librewolf@85.0-r0?arch=ppc64le&distroversion=v3.21&reponame=community","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:apk/alpine/librewolf@85.0-r0%3Farch=ppc64le&distroversion=v3.21&reponame=community"}],"aliases":["CVE-2021-23961"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-zuvn-gw4m-47c9"}],"risk_score":null,"resource_url":"http://public2.vulnerablecode.io/packages/pkg:apk/alpine/librewolf@85.0-r0%3Farch=ppc64le&distroversion=v3.21&reponame=community"}