Package Instance
Lookup for vulnerable packages by Package URL.
GET /api/packages/33286?format=api
{ "url": "http://public2.vulnerablecode.io/api/packages/33286?format=api", "purl": "pkg:gem/rack@2.0.0", "type": "gem", "namespace": "", "name": "rack", "version": "2.0.0", "qualifiers": {}, "subpath": "", "is_vulnerable": true, "next_non_vulnerable_version": "2.2.22", "latest_non_vulnerable_version": "3.2.6", "affected_by_vulnerabilities": [ { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/10046?format=api", "vulnerability_id": "VCID-9xy8-h3y1-mubv", "summary": "Cross-site Scripting\nThere is a possible XSS vulnerability in Rack. Carefully crafted requests can impact the data returned by the `scheme` method on `Rack::Request`. Applications that expect the scheme to be limited to HTTP or HTTPS and do not escape the return value could be vulnerable to an XSS attack. Note that applications using the normal escaping mechanisms provided by Rails may not be impacted, but applications that bypass the escaping mechanisms, or do not use them may be vulnerable.", "references": [ { "reference_url": "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00032.html", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00032.html" }, { "reference_url": "http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00016.html", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00016.html" }, { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-16471.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-2018-16471.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2018-16471", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00299", "scoring_system": "epss", "scoring_elements": "0.53283", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00299", "scoring_system": "epss", "scoring_elements": "0.53232", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.00299", "scoring_system": "epss", "scoring_elements": "0.53238", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00299", "scoring_system": "epss", "scoring_elements": "0.53185", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.00299", "scoring_system": "epss", "scoring_elements": "0.53217", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00299", "scoring_system": "epss", "scoring_elements": "0.53193", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00299", "scoring_system": "epss", "scoring_elements": "0.53169", "published_at": "2026-04-01T12:55:00Z" }, { "value": "0.00299", "scoring_system": "epss", "scoring_elements": "0.5329", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.00299", "scoring_system": "epss", "scoring_elements": "0.53252", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00299", "scoring_system": "epss", "scoring_elements": "0.53296", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.00299", "scoring_system": "epss", "scoring_elements": "0.53269", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00829", "scoring_system": "epss", "scoring_elements": "0.74558", "published_at": "2026-04-21T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2018-16471" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16471", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16471" }, { "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", "scoring_elements": "CVSS:3.0/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/rack/rack", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/rack/rack" }, { "reference_url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rack/CVE-2018-16471.yml", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rack/CVE-2018-16471.yml" }, { "reference_url": "https://groups.google.com/forum/#!topic/rubyonrails-security/GKsAFT924Ag", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://groups.google.com/forum/#!topic/rubyonrails-security/GKsAFT924Ag" }, { "reference_url": "https://groups.google.com/forum/#!topic/ruby-security-ann/NAalCee8n6o", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.1", "scoring_system": "cvssv3", "scoring_elements": "" }, { "value": "6.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://groups.google.com/forum/#!topic/ruby-security-ann/NAalCee8n6o" }, { "reference_url": "https://lists.debian.org/debian-lts-announce/2018/11/msg00022.html", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://lists.debian.org/debian-lts-announce/2018/11/msg00022.html" }, { "reference_url": "https://usn.ubuntu.com/4089-1", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://usn.ubuntu.com/4089-1" }, { "reference_url": "https://usn.ubuntu.com/4089-1/", "reference_id": "", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/4089-1/" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1646818", "reference_id": "1646818", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1646818" }, { "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=913005", "reference_id": "913005", "reference_type": "", "scores": [], "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=913005" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2018-16471", "reference_id": "CVE-2018-16471", "reference_type": "", "scores": [ { "value": "6.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-16471" }, { "reference_url": "https://github.com/advisories/GHSA-5r2p-j47h-mhpg", "reference_id": "GHSA-5r2p-j47h-mhpg", "reference_type": "", "scores": [ { "value": "MODERATE", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-5r2p-j47h-mhpg" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/33275?format=api", "purl": "pkg:gem/rack@2.0.6", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-47ja-djzb-2bbw" }, { "vulnerability": "VCID-6c1k-vgv4-93ad" }, { "vulnerability": "VCID-7p12-ejdu-uqgy" }, { "vulnerability": "VCID-7wvj-9h3p-23am" }, { "vulnerability": "VCID-7zgg-tvu3-r7gt" }, { "vulnerability": "VCID-8zkw-y3yd-yuft" }, { "vulnerability": "VCID-9rpp-9xss-duf6" }, { "vulnerability": "VCID-arac-j5h5-zkcu" }, { "vulnerability": "VCID-azu5-jcmd-3ufx" }, { "vulnerability": "VCID-c21j-snf1-d3cb" }, { "vulnerability": "VCID-c5sc-7qnn-mkb9" }, { "vulnerability": "VCID-d58r-22kr-9bct" }, { "vulnerability": "VCID-fpg2-nhey-rkcc" }, { "vulnerability": "VCID-gdhf-e8q1-kbat" }, { "vulnerability": "VCID-gtzk-m9rm-57hw" }, { "vulnerability": "VCID-npag-sz7d-v7b6" }, { "vulnerability": "VCID-qt1u-2p37-xfet" }, { "vulnerability": "VCID-s971-gkdg-jkhc" }, { "vulnerability": "VCID-skxv-7he3-xqgc" }, { "vulnerability": "VCID-udc4-7jnt-y3fu" }, { "vulnerability": "VCID-vkrw-y1j6-6fe7" }, { "vulnerability": "VCID-w732-52bx-2qf8" }, { "vulnerability": "VCID-wt7k-s1yd-nke6" }, { "vulnerability": "VCID-xazq-qrm1-9ff6" }, { "vulnerability": "VCID-xkah-9nv9-wufd" }, { "vulnerability": "VCID-xnz5-gv2x-17bk" }, { "vulnerability": "VCID-yw62-qbkq-9ygq" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:gem/rack@2.0.6" } ], "aliases": [ "CVE-2018-16471", "GHSA-5r2p-j47h-mhpg" ], "risk_score": 3.1, "exploitability": "0.5", "weighted_severity": "6.2", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-9xy8-h3y1-mubv" }, { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/16109?format=api", "vulnerability_id": "VCID-c21j-snf1-d3cb", "summary": "Duplicate\nThis advisory duplicates another.", "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-44572.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:N/A:H" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-44572.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2022-44572", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00234", "scoring_system": "epss", "scoring_elements": "0.46307", "published_at": "2026-04-21T12:55:00Z" }, { "value": "0.00262", "scoring_system": "epss", "scoring_elements": "0.4954", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00262", "scoring_system": "epss", "scoring_elements": "0.49513", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00275", "scoring_system": "epss", "scoring_elements": "0.50986", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00275", "scoring_system": "epss", "scoring_elements": "0.50991", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.00275", "scoring_system": "epss", "scoring_elements": "0.50985", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.00275", "scoring_system": "epss", "scoring_elements": "0.50948", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00275", "scoring_system": "epss", "scoring_elements": "0.50964", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00298", "scoring_system": "epss", "scoring_elements": "0.53184", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.00298", "scoring_system": "epss", "scoring_elements": "0.53138", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.00298", "scoring_system": "epss", "scoring_elements": "0.53192", "published_at": "2026-04-08T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2022-44572" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-30122", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-30122" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-30123", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-30123" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-44570", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-44570" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-44571", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-44571" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-44572", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-44572" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-27530", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-27530" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-27539", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-27539" }, { "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.9", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H" } ], "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml" }, { "reference_url": "https://github.com/rack/rack", "reference_id": "", "reference_type": "", "scores": [ { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/rack/rack" }, { "reference_url": "https://github.com/rack/rack/releases/tag/v3.0.4.1", "reference_id": "", "reference_type": "", "scores": [ { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/rack/rack/releases/tag/v3.0.4.1" }, { "reference_url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rack/CVE-2022-44572.yml", "reference_id": "", "reference_type": "", "scores": [ { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rack/CVE-2022-44572.yml" }, { "reference_url": "https://hackerone.com/reports/1639882", "reference_id": "", "reference_type": "", "scores": [ { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://hackerone.com/reports/1639882" }, { "reference_url": "https://www.debian.org/security/2023/dsa-5530", "reference_id": "", "reference_type": "", "scores": [ { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://www.debian.org/security/2023/dsa-5530" }, { "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1029832", "reference_id": "1029832", "reference_type": "", "scores": [], "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1029832" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2164722", "reference_id": "2164722", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2164722" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2022-44572", "reference_id": "CVE-2022-44572", "reference_type": "", "scores": [ { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-44572" }, { "reference_url": "https://github.com/advisories/GHSA-rqv2-275x-2jq5", "reference_id": "GHSA-rqv2-275x-2jq5", "reference_type": "", "scores": [ { "value": "LOW", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-rqv2-275x-2jq5" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2023:6818", "reference_id": "RHSA-2023:6818", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2023:6818" }, { "reference_url": "https://usn.ubuntu.com/5910-1/", "reference_id": "USN-5910-1", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/5910-1/" }, { "reference_url": "https://usn.ubuntu.com/7036-1/", "reference_id": "USN-7036-1", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/7036-1/" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/55404?format=api", "purl": "pkg:gem/rack@2.0.9.2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-47ja-djzb-2bbw" }, { "vulnerability": "VCID-7p12-ejdu-uqgy" }, { "vulnerability": "VCID-7wvj-9h3p-23am" }, { "vulnerability": "VCID-7zgg-tvu3-r7gt" }, { "vulnerability": "VCID-9rpp-9xss-duf6" }, { "vulnerability": "VCID-arac-j5h5-zkcu" }, { "vulnerability": "VCID-azu5-jcmd-3ufx" }, { "vulnerability": "VCID-c21j-snf1-d3cb" }, { "vulnerability": "VCID-c5sc-7qnn-mkb9" }, { "vulnerability": "VCID-d58r-22kr-9bct" }, { "vulnerability": "VCID-fpg2-nhey-rkcc" }, { "vulnerability": "VCID-gdhf-e8q1-kbat" }, { "vulnerability": "VCID-gtzk-m9rm-57hw" }, { "vulnerability": "VCID-npag-sz7d-v7b6" }, { "vulnerability": "VCID-s971-gkdg-jkhc" }, { "vulnerability": "VCID-skxv-7he3-xqgc" }, { "vulnerability": "VCID-vkrw-y1j6-6fe7" }, { "vulnerability": "VCID-w732-52bx-2qf8" }, { "vulnerability": "VCID-wt7k-s1yd-nke6" }, { "vulnerability": "VCID-xazq-qrm1-9ff6" }, { "vulnerability": "VCID-xkah-9nv9-wufd" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:gem/rack@2.0.9.2" }, { "url": "http://public2.vulnerablecode.io/api/packages/55405?format=api", "purl": "pkg:gem/rack@2.1.4.2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-47ja-djzb-2bbw" }, { "vulnerability": "VCID-7p12-ejdu-uqgy" }, { "vulnerability": "VCID-7wvj-9h3p-23am" }, { "vulnerability": "VCID-7zgg-tvu3-r7gt" }, { "vulnerability": "VCID-9rpp-9xss-duf6" }, { "vulnerability": "VCID-arac-j5h5-zkcu" }, { "vulnerability": "VCID-azu5-jcmd-3ufx" }, { "vulnerability": "VCID-c21j-snf1-d3cb" }, { "vulnerability": "VCID-c5sc-7qnn-mkb9" }, { "vulnerability": 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"http://public2.vulnerablecode.io/api/packages/55407?format=api", "purl": "pkg:gem/rack@3.0.4.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-47ja-djzb-2bbw" }, { "vulnerability": "VCID-7p12-ejdu-uqgy" }, { "vulnerability": "VCID-7wvj-9h3p-23am" }, { "vulnerability": "VCID-7zgg-tvu3-r7gt" }, { "vulnerability": "VCID-9rpp-9xss-duf6" }, { "vulnerability": "VCID-arac-j5h5-zkcu" }, { "vulnerability": "VCID-azu5-jcmd-3ufx" }, { "vulnerability": "VCID-c5sc-7qnn-mkb9" }, { "vulnerability": "VCID-d58r-22kr-9bct" }, { "vulnerability": "VCID-fpg2-nhey-rkcc" }, { "vulnerability": "VCID-gtzk-m9rm-57hw" }, { "vulnerability": "VCID-npag-sz7d-v7b6" }, { "vulnerability": "VCID-s971-gkdg-jkhc" }, { "vulnerability": "VCID-skxv-7he3-xqgc" }, { "vulnerability": "VCID-w732-52bx-2qf8" }, { "vulnerability": "VCID-wt7k-s1yd-nke6" }, { "vulnerability": "VCID-xkah-9nv9-wufd" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:gem/rack@3.0.4.1" } ], "aliases": [ "CVE-2022-44571", "GHSA-93pm-5p5f-3ghx", "GMS-2023-65" ], "risk_score": 3.4, "exploitability": "0.5", "weighted_severity": "6.8", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-vkrw-y1j6-6fe7" }, { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/16800?format=api", "vulnerability_id": "VCID-xkah-9nv9-wufd", "summary": "Possible Denial of Service Vulnerability in Rack’s header parsing\nThere is a denial of service vulnerability in the header parsing component of Rack. Carefully crafted input can cause header parsing in Rack to take an unexpected amount of time, possibly resulting in a denial of service attack vector. Any applications that parse headers using Rack (virtually all Rails applications) are impacted. Workarounds Setting `Regexp.timeout` in Ruby 3.2 is a possible workaround.", "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-27539.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.3", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-27539.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2023-27539", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00328", "scoring_system": "epss", "scoring_elements": "0.55815", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00328", "scoring_system": "epss", "scoring_elements": "0.55793", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00335", "scoring_system": "epss", "scoring_elements": "0.56406", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.00335", "scoring_system": "epss", "scoring_elements": "0.56374", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00335", "scoring_system": "epss", "scoring_elements": "0.56392", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00335", "scoring_system": "epss", "scoring_elements": "0.56416", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00335", "scoring_system": "epss", "scoring_elements": "0.56377", "published_at": "2026-04-21T12:55:00Z" }, { "value": "0.00335", "scoring_system": "epss", "scoring_elements": "0.56407", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.00364", "scoring_system": "epss", "scoring_elements": "0.58481", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00364", "scoring_system": "epss", "scoring_elements": "0.58428", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.00364", "scoring_system": "epss", "scoring_elements": "0.58487", "published_at": "2026-04-09T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2023-27539" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-30122", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-30122" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-30123", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-30123" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-44570", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-44570" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-44571", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-44571" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-44572", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-44572" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-27530", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-27530" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-27539", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-27539" }, { "reference_url": "https://discuss.rubyonrails.org/t/cve-2023-27539-possible-denial-of-service-vulnerability-in-racks-header-parsing/82466", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.3", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N" }, { "value": "LOW", "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/2025-01-09T21:22:46Z/" } ], "url": "https://discuss.rubyonrails.org/t/cve-2023-27539-possible-denial-of-service-vulnerability-in-racks-header-parsing/82466" }, { "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.3", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L" } ], "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml" }, { "reference_url": "https://github.com/rack/rack", "reference_id": "", "reference_type": "", "scores": [ { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/rack/rack" }, { "reference_url": "https://github.com/rack/rack/commit/231ef369ad0b542575fb36c74fcfcfabcf6c530c", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.3", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N" }, { "value": "LOW", "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/2025-01-09T21:22:46Z/" } ], "url": "https://github.com/rack/rack/commit/231ef369ad0b542575fb36c74fcfcfabcf6c530c" }, { "reference_url": "https://github.com/rack/rack/commit/ee7919ea04303717858be1c3f16b406adc6d8cff", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.3", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N" }, { "value": "LOW", "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/2025-01-09T21:22:46Z/" } ], "url": "https://github.com/rack/rack/commit/ee7919ea04303717858be1c3f16b406adc6d8cff" }, { "reference_url": "https://lists.debian.org/debian-lts-announce/2023/04/msg00017.html", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.3", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N" }, { "value": "LOW", "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/2025-01-09T21:22:46Z/" } ], "url": "https://lists.debian.org/debian-lts-announce/2023/04/msg00017.html" }, { "reference_url": "https://security.netapp.com/advisory/ntap-20231208-0016", "reference_id": "", "reference_type": "", "scores": [ { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://security.netapp.com/advisory/ntap-20231208-0016" }, { "reference_url": "https://www.debian.org/security/2023/dsa-5530", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.3", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N" }, { "value": "LOW", "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/2025-01-09T21:22:46Z/" } ], "url": "https://www.debian.org/security/2023/dsa-5530" }, { "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1033264", "reference_id": "1033264", "reference_type": "", "scores": [], "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1033264" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2179649", "reference_id": "2179649", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2179649" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2023-27539", "reference_id": "CVE-2023-27539", "reference_type": "", "scores": [ { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-27539" }, { "reference_url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rack/CVE-2023-27539.yml", "reference_id": "CVE-2023-27539.YML", "reference_type": "", "scores": [ { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rack/CVE-2023-27539.yml" }, { "reference_url": "https://github.com/advisories/GHSA-c6qg-cjj8-47qp", "reference_id": "GHSA-c6qg-cjj8-47qp", "reference_type": "", "scores": [ { "value": "5.3", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N" }, { "value": "LOW", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2025-01-09T21:22:46Z/" } ], "url": "https://github.com/advisories/GHSA-c6qg-cjj8-47qp" }, { "reference_url": "https://security.netapp.com/advisory/ntap-20231208-0016/", "reference_id": "ntap-20231208-0016", "reference_type": "", "scores": [ { "value": "5.3", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2025-01-09T21:22:46Z/" } ], "url": "https://security.netapp.com/advisory/ntap-20231208-0016/" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2023:1953", "reference_id": "RHSA-2023:1953", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2023:1953" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2023:1961", "reference_id": "RHSA-2023:1961", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2023:1961" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2023:1981", "reference_id": "RHSA-2023:1981", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2023:1981" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2023:2652", "reference_id": "RHSA-2023:2652", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2023:2652" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2023:3082", "reference_id": "RHSA-2023:3082", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2023:3082" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2023:3403", "reference_id": "RHSA-2023:3403", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2023:3403" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2023:3495", "reference_id": "RHSA-2023:3495", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2023:3495" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2023:6818", "reference_id": "RHSA-2023:6818", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2023:6818" }, { "reference_url": "https://usn.ubuntu.com/6689-1/", "reference_id": "USN-6689-1", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/6689-1/" }, { "reference_url": "https://usn.ubuntu.com/6905-1/", "reference_id": "USN-6905-1", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/6905-1/" }, { "reference_url": "https://usn.ubuntu.com/7036-1/", "reference_id": "USN-7036-1", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/7036-1/" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/56441?format=api", "purl": "pkg:gem/rack@2.2.6.4", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-47ja-djzb-2bbw" }, { "vulnerability": "VCID-7p12-ejdu-uqgy" }, { "vulnerability": "VCID-7wvj-9h3p-23am" }, { "vulnerability": "VCID-7zgg-tvu3-r7gt" }, { "vulnerability": "VCID-9rpp-9xss-duf6" }, { "vulnerability": "VCID-arac-j5h5-zkcu" }, { "vulnerability": "VCID-azu5-jcmd-3ufx" }, { "vulnerability": "VCID-c5sc-7qnn-mkb9" }, { "vulnerability": "VCID-d58r-22kr-9bct" }, { "vulnerability": "VCID-gdhf-e8q1-kbat" }, { "vulnerability": "VCID-gtzk-m9rm-57hw" }, { "vulnerability": "VCID-npag-sz7d-v7b6" }, { "vulnerability": "VCID-s971-gkdg-jkhc" }, { "vulnerability": "VCID-skxv-7he3-xqgc" }, { "vulnerability": "VCID-w732-52bx-2qf8" }, { "vulnerability": "VCID-wt7k-s1yd-nke6" }, { "vulnerability": "VCID-xazq-qrm1-9ff6" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:gem/rack@2.2.6.4" }, { "url": "http://public2.vulnerablecode.io/api/packages/56442?format=api", "purl": "pkg:gem/rack@3.0.6.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-47ja-djzb-2bbw" }, { "vulnerability": "VCID-7p12-ejdu-uqgy" }, { "vulnerability": "VCID-7wvj-9h3p-23am" }, { "vulnerability": "VCID-7zgg-tvu3-r7gt" }, { "vulnerability": "VCID-9rpp-9xss-duf6" }, { "vulnerability": "VCID-arac-j5h5-zkcu" }, { "vulnerability": "VCID-azu5-jcmd-3ufx" }, { "vulnerability": "VCID-c5sc-7qnn-mkb9" }, { "vulnerability": "VCID-d58r-22kr-9bct" }, { "vulnerability": "VCID-gtzk-m9rm-57hw" }, { "vulnerability": "VCID-npag-sz7d-v7b6" }, { "vulnerability": "VCID-s971-gkdg-jkhc" }, { "vulnerability": "VCID-skxv-7he3-xqgc" }, { "vulnerability": "VCID-w732-52bx-2qf8" }, { "vulnerability": "VCID-wt7k-s1yd-nke6" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:gem/rack@3.0.6.1" } ], "aliases": [ "CVE-2023-27539", "GHSA-c6qg-cjj8-47qp", "GMS-2023-769" ], "risk_score": 2.4, "exploitability": "0.5", "weighted_severity": "4.8", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-xkah-9nv9-wufd" }, { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/50562?format=api", "vulnerability_id": "VCID-yw62-qbkq-9ygq", "summary": "Possible Information Leak / Session Hijack Vulnerability in Rack\nThere's a possible information leak / session hijack vulnerability in Rack. Attackers may be able to find and hijack sessions by using timing attacks targeting the session id. Session ids are usually stored and indexed in a database that uses some kind of scheme for speeding up lookups of that session id. By carefully measuring the amount of time it takes to look up a session, an attacker may be able to find a valid session id and hijack the session.\n\nThe session id itself may be generated randomly, but the way the session is indexed by the backing store does not use a secure comparison.\n\n### Impact\n\nThe session id stored in a cookie is the same id that is used when querying the backing session storage engine. Most storage mechanisms (for example a database) use some sort of indexing in order to speed up the lookup of that id. By carefully timing requests and session lookup failures, an attacker may be able to perform a timing attack to determine an existing session id and hijack that session.\n\n## Releases\n\nThe 1.6.12 and 2.0.8 releases are available at the normal locations.\n\n### Workarounds\n\nThere are no known workarounds.\n\n### Patches\n\nTo aid users who aren't able to upgrade immediately we have provided patches for\nthe two supported release series. They are in git-am format and consist of a\nsingle changeset.\n\n* 1-6-session-timing-attack.patch - Patch for 1.6 series\n* 2-0-session-timing-attack.patch - Patch for 2.6 series\n\n### Credits\n\nThanks Will Leinweber for reporting this!", "references": [ { "reference_url": "http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00016.html", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.3", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00016.html" }, { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-16782.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.9", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N" } ], "url": 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