{"cve":"CVE-2026-111714","nvd":{"published":"2026-10-16T18:17:55.723","modified":"2026-10-21T22:16:47.097","status":"Awaiting Analysis","description":"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.","cvss_v4":{"vector":"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","score":2.3},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L","score":3.1},"cwes":["CWE-1333"],"references":["https://github.com/AmauriC/tarteaucitron.js/blob/v1.36.0/tarteaucitron.js#L2169-L2175","https://github.com/AmauriC/tarteaucitron.js/commit/60faaba5fd541cad770549d422fc4ac7de657e56","https://github.com/AmauriC/tarteaucitron.js/releases/tag/v1.37.0","https://www.vulncheck.com/advisories/tarteaucitron-js-before-1.37.0-redos-via-unescaped-cookie-name-in-cookie-purge"],"products":[],"source":"nvd","synced_at":"2026-10-22T16:41:11.231219466+00:00"},"epss":{"cve":"CVE-2026-111714","score":0.00218,"percentile":0.12176,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}