{"url":"http://public2.vulnerablecode.io/api/packages/96651?format=json","purl":"pkg:deb/debian/node-path-to-regexp@1.0.1-1?distro=trixie","type":"deb","namespace":"debian","name":"node-path-to-regexp","version":"1.0.1-1","qualifiers":{"distro":"trixie"},"subpath":"","is_vulnerable":false,"next_non_vulnerable_version":"8.4.0-1","latest_non_vulnerable_version":"8.4.2-1","affected_by_vulnerabilities":[],"fixing_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/73754?format=json","vulnerability_id":"VCID-9mba-v7kd-wbbr","summary":"Impact:\n\nA bad regular expression is generated any time you have three or more parameters within a single segment, separated by something that is not a period (.). For example, /:a-:b-:c or /:a-:b-:c-:d. The backtrack protection added in path-to-regexp@0.1.12 only prevents ambiguity for two parameters. With three or more, the generated lookahead does not block single separator characters, so capture groups overlap and cause catastrophic backtracking.\n\nPatches:\n\nUpgrade to path-to-regexp@0.1.13\n\nCustom regex patterns in route definitions (e.g., /:a-:b([^-/]+)-:c([^-/]+)) are not affected because they override the default capture group.\n\nWorkarounds:\n\nAll versions can be patched by providing a custom regular expression for parameters after the first in a single segment. As long as the custom regular expression does not match the text before the parameter, you will be safe. For example, change /:a-:b-:c to /:a-:b([^-/]+)-:c([^-/]+).\n\nIf paths cannot be rewritten and versions cannot be upgraded, another alternative is to limit the URL length.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-4867.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-2026-4867.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2026-4867","reference_id":"","reference_type":"","scores":[{"value":"0.00018","scoring_system":"epss","scoring_elements":"0.05047","published_at":"2026-06-11T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-4867"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-4867","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-4867"},{"reference_url":"https://github.com/pillarjs/path-to-regexp","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:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/pillarjs/path-to-regexp"},{"reference_url":"https://github.com/pillarjs/path-to-regexp/releases/tag/v.0.1.13","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:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/pillarjs/path-to-regexp/releases/tag/v.0.1.13"},{"reference_url":"https://github.com/pillarjs/path-to-regexp/security/advisories/GHSA-37ch-88jc-xwx2","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:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/pillarjs/path-to-regexp/security/advisories/GHSA-37ch-88jc-xwx2"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2026-4867","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:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-4867"},{"reference_url":"https://blakeembrey.com/posts/2024-09-web-redos","reference_id":"2024-09-web-redos","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:N/A:H"},{"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/2026-03-26T16:52:08Z/"}],"url":"https://blakeembrey.com/posts/2024-09-web-redos"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=2451783","reference_id":"2451783","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2451783"},{"reference_url":"https://github.com/advisories/GHSA-9wv6-86v2-598j","reference_id":"GHSA-9wv6-86v2-598j","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:N/A:H"},{"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/2026-03-26T16:52:08Z/"}],"url":"https://github.com/advisories/GHSA-9wv6-86v2-598j"},{"reference_url":"https://cna.openjsf.org/security-advisories.html","reference_id":"security-advisories.html","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:N/A:H"},{"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/2026-03-26T16:52:08Z/"}],"url":"https://cna.openjsf.org/security-advisories.html"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/96651?format=json","purl":"pkg:deb/debian/node-path-to-regexp@1.0.1-1?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/node-path-to-regexp@1.0.1-1%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/96646?format=json","purl":"pkg:deb/debian/node-path-to-regexp@6.2.0-1?distro=trixie","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-cgsq-eu5m-1qfy"},{"vulnerability":"VCID-csfk-swqf-8fe6"},{"vulnerability":"VCID-nmfc-rcv8-gyb8"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/node-path-to-regexp@6.2.0-1%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/96647?format=json","purl":"pkg:deb/debian/node-path-to-regexp@6.2.1-1?distro=trixie","is_vulnerable":true,"affected_by_vulnerabil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