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users who use the Matrix chat protocol were vulnerable to a denial-of-service attack. An adversary sharing a room with a user had the ability to carry out an attack against affected clients, making it not show all of a user's rooms or spaces and/or causing minor temporary corruption.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-36059.json","reference_id":"","reference_type":"","scores":[{"value":"6.1","scoring_system":"cvssv3","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-36059.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2022-36059","reference_id":"","reference_type":"","scores":[{"value":"0.00255","scoring_system":"epss","scoring_elements":"0.49055","published_at":"2026-06-05T12:55:00Z"},{"value":"0.00255","scoring_system":"epss","scoring_elements":"0.49031","published_at":"2026-06-09T12:55:00Z"},{"value":"0.00255","scoring_system":"epss","scoring_elements":"0.49018","published_at":"2026-06-08T12:55:00Z"},{"value":"0.00255","scoring_system":"epss","scoring_elements":"0.49049","published_at":"2026-06-07T12:55:00Z"},{"value":"0.00255","scoring_system":"epss","scoring_elements":"0.48994","published_at":"2026-06-04T12:55:00Z"},{"value":"0.00255","scoring_system":"epss","scoring_elements":"0.49065","published_at":"2026-06-06T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2022-36059"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-36059","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-36059"},{"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://github.com/matrix-org/matrix-js-sdk","reference_id":"","reference_type":"","scores":[{"value":"7.2","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/matrix-org/matrix-js-sdk"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk/releases/tag/v19.4.0","reference_id":"","reference_type":"","scores":[{"value":"7.2","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/matrix-org/matrix-js-sdk/releases/tag/v19.4.0"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1018970","reference_id":"1018970","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1018970"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=2123258","reference_id":"2123258","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2123258"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2022-36059","reference_id":"CVE-2022-36059","reference_type":"","scores":[{"value":"7.2","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-36059"},{"reference_url":"https://github.com/advisories/GHSA-rfv9-x7hh-xc32","reference_id":"GHSA-rfv9-x7hh-xc32","reference_type":"","scores":[{"value":"HIGH","scoring_system":"cvssv3.1_qr","scoring_elements":""}],"url":"https://github.com/advisories/GHSA-rfv9-x7hh-xc32"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk/security/advisories/GHSA-rfv9-x7hh-xc32","reference_id":"GHSA-rfv9-x7hh-xc32","reference_type":"","scores":[{"value":"7.2","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N"},{"value":"8.2","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H"},{"value":"HIGH","scoring_system":"cvssv3.1_qr","scoring_elements":""},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2025-02-18T20:05:25Z/"}],"url":"https://github.com/matrix-org/matrix-js-sdk/security/advisories/GHSA-rfv9-x7hh-xc32"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2022-38","reference_id":"mfsa2022-38","reference_type":"","scores":[{"value":"high","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2022-38"},{"reference_url":"https://access.redhat.com/errata/RHSA-2022:6708","reference_id":"RHSA-2022:6708","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2022:6708"},{"reference_url":"https://access.redhat.com/errata/RHSA-2022:6710","reference_id":"RHSA-2022:6710","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2022:6710"},{"reference_url":"https://access.redhat.com/errata/RHSA-2022:6713","reference_id":"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has insufficient validation when considering a room to be upgraded by another\nmatrix-js-sdk before 38.2.0 has insufficient validation of room predecessor links in `MatrixClient::getJoinedRooms`, allowing a remote attacker to attempt to replace a tombstoned room with an unrelated attacker-supplied room.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2025-59160","reference_id":"","reference_type":"","scores":[{"value":"0.00108","scoring_system":"epss","scoring_elements":"0.2852","published_at":"2026-06-09T12:55:00Z"},{"value":"0.00108","scoring_system":"epss","scoring_elements":"0.28515","published_at":"2026-06-08T12:55:00Z"},{"value":"0.00108","scoring_system":"epss","scoring_elements":"0.28547","published_at":"2026-06-07T12:55:00Z"},{"value":"0.00108","scoring_system":"epss","scoring_elements":"0.28585","published_at":"2026-06-06T12:55:00Z"},{"value":"0.00108","scoring_system":"epss","scoring_elements":"0.28625","published_at":"2026-06-05T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2025-59160"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-59160","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-59160"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk","reference_id":"","reference_type":"","scores":[{"value":"6.9","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/matrix-org/matrix-js-sdk"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk/commit/43c72d5bf5e2d0a26b3b4f71092e7cb39d4137c4","reference_id":"","reference_type":"","scores":[{"value":"2.7","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U"},{"value":"6.9","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2025-09-16T17:29:36Z/"}],"url":"https://github.com/matrix-org/matrix-js-sdk/commit/43c72d5bf5e2d0a26b3b4f71092e7cb39d4137c4"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk/releases/tag/v38.2.0","reference_id":"","reference_type":"","scores":[{"value":"6.9","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/matrix-org/matrix-js-sdk/releases/tag/v38.2.0"},{"reference_url":"https://www.npmjs.com/package/matrix-js-sdk/v/38.2.0","reference_id":"","reference_type":"","scores":[{"value":"6.9","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.npmjs.com/package/matrix-js-sdk/v/38.2.0"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2025-59160","reference_id":"CVE-2025-59160","reference_type":"","scores":[{"value":"6.9","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-59160"},{"reference_url":"https://github.com/advisories/GHSA-mp7c-m3rh-r56v","reference_id":"GHSA-mp7c-m3rh-r56v","reference_type":"","scores":[],"url":"https://github.com/advisories/GHSA-mp7c-m3rh-r56v"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk/security/advisories/GHSA-mp7c-m3rh-r56v","reference_id":"GHSA-mp7c-m3rh-r56v","reference_type":"","scores":[{"value":"2.7","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U"},{"value":"6.9","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2025-09-16T17:29:36Z/"}],"url":"https://github.com/matrix-org/matrix-js-sdk/security/advisories/GHSA-mp7c-m3rh-r56v"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/70116?format=json","purl":"pkg:npm/matrix-js-sdk@38.2.0","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:npm/matrix-js-sdk@38.2.0"}],"aliases":["CVE-2025-59160","GHSA-mp7c-m3rh-r56v"],"risk_score":3.1,"exploitability":"0.5","weighted_severity":"6.2","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-peth-cw2p-z7bj"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/1775?format=json","vulnerability_id":"VCID-rtku-qch5-jfah","summary":"Thunderbird users who use the Matrix chat protocol were vulnerable to an impersonation attack. A malicious server administrator could interfere with cross-device verification to authenticate their own device.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-39250.json","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-39250.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2022-39250","reference_id":"","reference_type":"","scores":[{"value":"0.00294","scoring_system":"epss","scoring_elements":"0.53005","published_at":"2026-06-04T12:55:00Z"},{"value":"0.00294","scoring_system":"epss","scoring_elements":"0.5303","published_at":"2026-06-08T12:55:00Z"},{"value":"0.00294","scoring_system":"epss","scoring_elements":"0.53055","published_at":"2026-06-09T12:55:00Z"},{"value":"0.00294","scoring_system":"epss","scoring_elements":"0.53066","published_at":"2026-06-05T12:55:00Z"},{"value":"0.00294","scoring_system":"epss","scoring_elements":"0.53073","published_at":"2026-06-06T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2022-39250"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-39250","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-39250"},{"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:L/PR:N/UI:N/S:U/C:N/I:H/A:N"}],"url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk","reference_id":"","reference_type":"","scores":[{"value":"8.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/matrix-org/matrix-js-sdk"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk/commit/a587d7c36026fe1fcf93dfff63588abee359be76","reference_id":"","reference_type":"","scores":[{"value":"8.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2025-04-23T15:50:35Z/"}],"url":"https://github.com/matrix-org/matrix-js-sdk/commit/a587d7c36026fe1fcf93dfff63588abee359be76"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk/releases/tag/v19.7.0","reference_id":"","reference_type":"","scores":[{"value":"8.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2025-04-23T15:50:35Z/"}],"url":"https://github.com/matrix-org/matrix-js-sdk/releases/tag/v19.7.0"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk/security/advisories/GHSA-5w8r-8pgj-5jmf","reference_id":"","reference_type":"","scores":[{"value":"8.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N"},{"value":"HIGH","scoring_system":"cvssv3.1_qr","scoring_elements":""},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2025-04-23T15:50:35Z/"}],"url":"https://github.com/matrix-org/matrix-js-sdk/security/advisories/GHSA-5w8r-8pgj-5jmf"},{"reference_url":"https://matrix.org/blog/2022/09/28/upgrade-now-to-address-encryption-vulns-in-matrix-sdks-and-clients","reference_id":"","reference_type":"","scores":[{"value":"8.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2025-04-23T15:50:35Z/"}],"url":"https://matrix.org/blog/2022/09/28/upgrade-now-to-address-encryption-vulns-in-matrix-sdks-and-clients"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2022-39250","reference_id":"","reference_type":"","scores":[{"value":"8.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-39250"},{"reference_url":"https://security.gentoo.org/glsa/202210-35","reference_id":"","reference_type":"","scores":[{"value":"8.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2025-04-23T15:50:35Z/"}],"url":"https://security.gentoo.org/glsa/202210-35"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1021136","reference_id":"1021136","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1021136"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=2135395","reference_id":"2135395","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2135395"},{"reference_url":"https://github.com/advisories/GHSA-5w8r-8pgj-5jmf","reference_id":"GHSA-5w8r-8pgj-5jmf","reference_type":"","scores":[{"value":"HIGH","scoring_system":"cvssv3.1_qr","scoring_elements":""}],"url":"https://github.com/advisories/GHSA-5w8r-8pgj-5jmf"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2022-43","reference_id":"mfsa2022-43","reference_type":"","scores":[{"value":"high","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2022-43"},{"reference_url":"https://access.redhat.com/errata/RHSA-2022:7178","reference_id":"RHSA-2022:7178","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2022:7178"},{"reference_url":"https://access.redhat.com/errata/RHSA-2022:7181","reference_id":"RHSA-2022:7181","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2022:7181"},{"reference_url":"https://access.redhat.com/errata/RHSA-2022:7182","reference_id":"RHSA-2022:7182","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2022:7182"},{"reference_url":"https://access.redhat.com/errata/RHSA-2022:7183","reference_id":"RHSA-2022:7183","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2022:7183"},{"reference_url":"https://access.redhat.com/errata/RHSA-2022:7184","reference_id":"RHSA-2022:7184","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2022:7184"},{"reference_url":"https://access.redhat.com/errata/RHSA-2022:7190","reference_id":"RHSA-2022:7190","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2022:7190"},{"reference_url":"https://usn.ubuntu.com/5724-1/","reference_id":"USN-5724-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/5724-1/"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/145540?format=json","purl":"pkg:npm/matrix-js-sdk@19.7.0","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-fmvy-mvvs-h7gw"},{"vulnerability":"VCID-peth-cw2p-z7bj"},{"vulnerability":"VCID-sgju-v2kk-23f9"},{"vulnerability":"VCID-utme-k32f-2bgk"},{"vulnerability":"VCID-uwfk-btzv-8uh5"},{"vulnerability":"VCID-y1pp-ssrh-akg4"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:npm/matrix-js-sdk@19.7.0"}],"aliases":["CVE-2022-39250","GHSA-5w8r-8pgj-5jmf"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-rtku-qch5-jfah"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/55711?format=json","vulnerability_id":"VCID-sgju-v2kk-23f9","summary":"matrix-js-sdk will freeze when a user sets a room with itself as a its predecessor\nA malicious homeserver can craft a room or room structure such that the predecessors form a cycle. The matrix-js-sdk's `getRoomUpgradeHistory` function will infinitely recurse in this case, causing the code to hang. This method is public but also called by the 'leaveRoomChain()' method, so leaving a room will also trigger the bug.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2024-42369","reference_id":"","reference_type":"","scores":[{"value":"0.00205","scoring_system":"epss","scoring_elements":"0.42624","published_at":"2026-06-07T12:55:00Z"},{"value":"0.00205","scoring_system":"epss","scoring_elements":"0.42597","published_at":"2026-06-09T12:55:00Z"},{"value":"0.00205","scoring_system":"epss","scoring_elements":"0.42588","published_at":"2026-06-08T12:55:00Z"},{"value":"0.00205","scoring_system":"epss","scoring_elements":"0.42651","published_at":"2026-06-06T12:55:00Z"},{"value":"0.00205","scoring_system":"epss","scoring_elements":"0.4264","published_at":"2026-06-05T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2024-42369"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-42369","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-42369"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk","reference_id":"","reference_type":"","scores":[{"value":"4.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:N/A:L"},{"value":"5.1","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/matrix-org/matrix-js-sdk"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk/commit/a0efed8b881b3db6c9f2c71d6a6e74c2828978c6","reference_id":"","reference_type":"","scores":[{"value":"4.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:N/A:L"},{"value":"5.1","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-08-21T14:41:11Z/"}],"url":"https://github.com/matrix-org/matrix-js-sdk/commit/a0efed8b881b3db6c9f2c71d6a6e74c2828978c6"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2024-42369","reference_id":"CVE-2024-42369","reference_type":"","scores":[{"value":"4.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:N/A:L"},{"value":"5.1","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-42369"},{"reference_url":"https://github.com/advisories/GHSA-vhr5-g3pm-49fm","reference_id":"GHSA-vhr5-g3pm-49fm","reference_type":"","scores":[{"value":"MODERATE","scoring_system":"cvssv3.1_qr","scoring_elements":""}],"url":"https://github.com/advisories/GHSA-vhr5-g3pm-49fm"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk/security/advisories/GHSA-vhr5-g3pm-49fm","reference_id":"GHSA-vhr5-g3pm-49fm","reference_type":"","scores":[{"value":"4.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:N/A:L"},{"value":"MODERATE","scoring_system":"cvssv3.1_qr","scoring_elements":""},{"value":"5.1","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-08-21T14:41:11Z/"}],"url":"https://github.com/matrix-org/matrix-js-sdk/security/advisories/GHSA-vhr5-g3pm-49fm"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/82424?format=json","purl":"pkg:npm/matrix-js-sdk@34.3.1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-peth-cw2p-z7bj"},{"vulnerability":"VCID-utme-k32f-2bgk"},{"vulnerability":"VCID-y1pp-ssrh-akg4"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:npm/matrix-js-sdk@34.3.1"}],"aliases":["CVE-2024-42369","GHSA-vhr5-g3pm-49fm"],"risk_score":3.1,"exploitability":"0.5","weighted_severity":"6.2","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-sgju-v2kk-23f9"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/215?format=json","vulnerability_id":"VCID-utme-k32f-2bgk","summary":"The Matrix specification demands homeservers to perform validation of the server-name and media-id components of MXC URIs with the intent to prevent path traversal. However, it is not mentioned that a similar check must also be performed on the client to prevent client-side path traversal. matrix-js-sdk fails to perform this validation.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2024-50336","reference_id":"","reference_type":"","scores":[{"value":"0.00877","scoring_system":"epss","scoring_elements":"0.75667","published_at":"2026-06-08T12:55:00Z"},{"value":"0.00877","scoring_system":"epss","scoring_elements":"0.75693","published_at":"2026-06-09T12:55:00Z"},{"value":"0.00877","scoring_system":"epss","scoring_elements":"0.75686","published_at":"2026-06-05T12:55:00Z"},{"value":"0.00877","scoring_system":"epss","scoring_elements":"0.75689","published_at":"2026-06-06T12:55:00Z"},{"value":"0.00877","scoring_system":"epss","scoring_elements":"0.75679","published_at":"2026-06-07T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2024-50336"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-50336","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-50336"},{"reference_url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml","reference_id":"","reference_type":"","scores":[{"value":"4.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N"}],"url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/matrix-org/matrix-js-sdk"},{"reference_url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00004.html","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00004.html"},{"reference_url":"https://spec.matrix.org/v1.12/client-server-api/#security-considerations-5","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-11-12T17:11:23Z/"}],"url":"https://spec.matrix.org/v1.12/client-server-api/#security-considerations-5"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2024-50336","reference_id":"CVE-2024-50336","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-50336"},{"reference_url":"https://github.com/advisories/GHSA-xvg8-m4x3-w6xr","reference_id":"GHSA-xvg8-m4x3-w6xr","reference_type":"","scores":[{"value":"MODERATE","scoring_system":"cvssv3.1_qr","scoring_elements":""}],"url":"https://github.com/advisories/GHSA-xvg8-m4x3-w6xr"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk/security/advisories/GHSA-xvg8-m4x3-w6xr","reference_id":"GHSA-xvg8-m4x3-w6xr","reference_type":"","scores":[{"value":"MODERATE","scoring_system":"cvssv3.1_qr","scoring_elements":""},{"value":"5.3","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-11-12T17:11:23Z/"}],"url":"https://github.com/matrix-org/matrix-js-sdk/security/advisories/GHSA-xvg8-m4x3-w6xr"},{"reference_url":"https://security.gentoo.org/glsa/202505-03","reference_id":"GLSA-202505-03","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/202505-03"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2024-69","reference_id":"mfsa2024-69","reference_type":"","scores":[{"value":"none","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2024-69"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2025-04","reference_id":"mfsa2025-04","reference_type":"","scores":[{"value":"high","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2025-04"},{"reference_url":"https://usn.ubuntu.com/7991-1/","reference_id":"USN-7991-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/7991-1/"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/83207?format=json","purl":"pkg:npm/matrix-js-sdk@34.11.1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-peth-cw2p-z7bj"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:npm/matrix-js-sdk@34.11.1"}],"aliases":["CVE-2024-50336","GHSA-xvg8-m4x3-w6xr"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-utme-k32f-2bgk"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/44951?format=json","vulnerability_id":"VCID-uwfk-btzv-8uh5","summary":"Missing Authorization\nmatrix-js-sdk is the Matrix Client-Server SDK for JavaScript and TypeScript. An attacker present in a room where an MSC3401 group call is taking place can eavesdrop on the video and audio of participants using matrix-js-sdk, without their knowledge. To affected matrix-js-sdk users, the attacker will not appear to be participating in the call. This attack is possible because matrix-js-sdk's group call implementation accepts incoming direct calls from other users, even if they have not yet declared intent to participate in the group call, as a means of resolving a race condition in call setup. Affected versions do not restrict access to the user's outbound media in this case. Legacy 1:1 calls are unaffected. This is fixed in matrix-js-sdk 24.1.0. As a workaround, users may hold group calls in private rooms where only the exact users who are expected to participate in the call are present.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2023-29529","reference_id":"","reference_type":"","scores":[{"value":"0.00184","scoring_system":"epss","scoring_elements":"0.39983","published_at":"2026-06-07T12:55:00Z"},{"value":"0.00184","scoring_system":"epss","scoring_elements":"0.39973","published_at":"2026-06-09T12:55:00Z"},{"value":"0.00184","scoring_system":"epss","scoring_elements":"0.39956","published_at":"2026-06-08T12:55:00Z"},{"value":"0.00184","scoring_system":"epss","scoring_elements":"0.40011","published_at":"2026-06-06T12:55:00Z"},{"value":"0.00184","scoring_system":"epss","scoring_elements":"0.40008","published_at":"2026-06-05T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2023-29529"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-29529","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-29529"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk","reference_id":"","reference_type":"","scores":[{"value":"5.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/matrix-org/matrix-js-sdk"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk/releases/tag/v24.1.0","reference_id":"","reference_type":"","scores":[{"value":"5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N"},{"value":"5.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2025-02-06T18:45:25Z/"}],"url":"https://github.com/matrix-org/matrix-js-sdk/releases/tag/v24.1.0"},{"reference_url":"https://github.com/matrix-org/matrix-spec-proposals/pull/3401","reference_id":"","reference_type":"","scores":[{"value":"5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N"},{"value":"5.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2025-02-06T18:45:25Z/"}],"url":"https://github.com/matrix-org/matrix-spec-proposals/pull/3401"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2023-29529","reference_id":"CVE-2023-29529","reference_type":"","scores":[{"value":"5.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-29529"},{"reference_url":"https://github.com/advisories/GHSA-6g67-q39g-r79q","reference_id":"GHSA-6g67-q39g-r79q","reference_type":"","scores":[{"value":"MODERATE","scoring_system":"cvssv3.1_qr","scoring_elements":""}],"url":"https://github.com/advisories/GHSA-6g67-q39g-r79q"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk/security/advisories/GHSA-6g67-q39g-r79q","reference_id":"GHSA-6g67-q39g-r79q","reference_type":"","scores":[{"value":"5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N"},{"value":"5.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N"},{"value":"MODERATE","scoring_system":"cvssv3.1_qr","scoring_elements":""},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2025-02-06T18:45:25Z/"}],"url":"https://github.com/matrix-org/matrix-js-sdk/security/advisories/GHSA-6g67-q39g-r79q"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/64716?format=json","purl":"pkg:npm/matrix-js-sdk@24.1.0","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-peth-cw2p-z7bj"},{"vulnerability":"VCID-sgju-v2kk-23f9"},{"vulnerability":"VCID-utme-k32f-2bgk"},{"vulnerability":"VCID-y1pp-ssrh-akg4"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:npm/matrix-js-sdk@24.1.0"}],"aliases":["CVE-2023-29529","GHSA-6g67-q39g-r79q"],"risk_score":3.1,"exploitability":"0.5","weighted_severity":"6.2","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-uwfk-btzv-8uh5"}],"fixing_vulnerabilities":[],"risk_score":"4.0","resource_url":"http://public2.vulnerablecode.io/packages/pkg:npm/matrix-js-sdk@0.4.1"}