{"id":"CVE-2026-111714","summary":"tarteaucitron.js before 1.37.0 ReDoS via Unescaped Cookie Name in cookie.purge","details":"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 subdomain or inject a purgeBtn element with a catastrophic-backtracking data-cookie pattern that freezes the page when the purge button is clicked.","modified":"2026-10-24T02:49:52.142118253Z","published":"2026-10-16T17:40:03.460Z","database_specific":{"cwe_ids":["CWE-1333"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111714.json","cna_assigner":"VulnCheck"},"references":[{"type":"ADVISORY","url":"https://github.com/AmauriC/tarteaucitron.js/releases/tag/v1.37.0"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111714.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-111714"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/tarteaucitron-js-before-1.37.0-redos-via-unescaped-cookie-name-in-cookie-purge"},{"type":"FIX","url":"https://github.com/AmauriC/tarteaucitron.js/commit/60faaba5fd541cad770549d422fc4ac7de657e56"},{"type":"PACKAGE","url":"https://github.com/AmauriC/tarteaucitron.js"},{"type":"ARTICLE","url":"https://github.com/AmauriC/tarteaucitron.js/blob/v1.36.0/tarteaucitron.js#L2169-L2175"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/amauric/tarteaucitron.js","events":[{"introduced":"0"},{"fixed":"636c5f0059efafa5fb5aef1bcdc4c6fdc29730db"},{"fixed":"60faaba5fd541cad770549d422fc4ac7de657e56"}],"database_specific":{"extracted_events":[{"strategy":"StandardRange","range":[{"introduced":"0"},{"fixed":"1.37.0"}],"source":"AFFECTED_FIELD"},{"source":"REFERENCES_COMMIT","range":[{"fixed":"60faaba5fd541cad770549d422fc4ac7de657e56"}]},{"source":"REFERENCES_TAG","original_tag":"v1.37.0","range":[{"fixed":"636c5f0059efafa5fb5aef1bcdc4c6fdc29730db"}]}]}}],"versions":["v1.36.0","v1.35.0","v1.34.0","v1.33.0","v1.32.0","v1.31.0","v1.30.0","v1.29.0","v1.28.0","v1.27.1","v1.27.0","v1.26.0","v1.25.0","v1.24.0","v1.23.0","v1.22.0","v1.21.0","v1.20.2","v1.20.1","v1.20.0","v1.19.0","v1.18.1","v1.18.0","v1.17.0","v1.16.1","v1.16.0","v1.15.0","v1.14.0","v1.13.1","v1.13.0","v1.12.0","v1.11.0","v1.10.0","v1.9.9","v1.9.8","v1.9.7","v1.9.6","v1.9.5","v1.9.4","v1.9.3","v1.9.1","20210329","20210306","20210305","v1.8.4","v1.8.3","v1.8.2","v1.8.1","v1.8","v1.6","v1.5","20200910","v1.4","v1.3","v1.2.0","v1.2","V1.2","v1.1","v1.0","v0.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-111714.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N"}]}