{"id":"CVE-2026-111714","title":"tarteaucitron.js before 1.37.0 ReDoS via Unescaped Cookie Name in cookie.purge","summary":"tarteaucitron.js before 1.37.0 contains a regular expression denial of service vulnerability that allows attackers to block visitor pages by supplying unescaped cookie names to cookie.purge. Attackers can plant a cookie from a sibling su…","severity":"low","cvss":3.1,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L","cvssSource":"cna","cwe":["CWE-1333"],"vendor":"AmauriC","product":"tarteaucitron.js","affected":["tarteaucitron.js < 1.37.0"],"published":"2026-10-16","updated":"2026-10-16","sourceUpdated":"2026-10-16T17:40:03.460Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-111714","references":[{"url":"https://github.com/AmauriC/tarteaucitron.js/commit/60faaba5fd541cad770549d422fc4ac7de657e56"},{"url":"https://github.com/AmauriC/tarteaucitron.js/releases/tag/v1.37.0","label":"tarteaucitron.js v1.37.0 Release Notes"},{"url":"https://github.com/AmauriC/tarteaucitron.js/blob/v1.36.0/tarteaucitron.js#L2169-L2175"},{"url":"https://www.vulncheck.com/advisories/tarteaucitron-js-before-1.37.0-redos-via-unescaped-cookie-name-in-cookie-purge","label":"VulnCheck Advisory: tarteaucitron.js before 1.37.0 ReDoS via Unescaped Cookie Name in cookie.purge"}],"tags":["cve.org"],"ingestedAt":"2026-10-16T18:43:08.641Z","slug":"CVE-2026-111714","body":"## Overview\n\ntarteaucitron.js before 1.37.0 contains a regular expression denial of service vulnerability that allows attackers to block visitor pages by supplying unescaped cookie names to cookie.purge. Attackers can plant a cookie from a sibling subdomain or inject a purgeBtn element with a catastrophic-backtracking data-cookie pattern that freezes the page when the purge button is clicked.\n\n## Affected\n\n- `tarteaucitron.js < 1.37.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":17,"depthScoreParts":{"impact":17.1,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}