CVE-2026-111714
CVE-2026-111714 · tarteaucitron.js before 1.37.0 ReDoS via Unescaped Cookie Name in cookie.purge
This page contains facts from public vulnerability sources. Check the original advisory before updating.
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 2.3 · Low · EPSS 0.2% · Fix available
- Published
- Updated
Affected products and versions
tarteaucitron.js
- Versions
- ≥ 0, < 1.37.0: Affected (semver)
Update to 1.37.0
Original sources
- https://github.com/AmauriC/tarteaucitron.js/commit/60faaba5fd541cad770549d422fc4ac7de657e56
- https://github.com/AmauriC/tarteaucitron.js/releases/tag/v1.37.0
- https://github.com/AmauriC/tarteaucitron.js/blob/v1.36.0/tarteaucitron.js#L2169-L2175
- https://www.vulncheck.com/advisories/tarteaucitron-js-before-1.37.0-redos-via-unescaped-cookie-name-in-cookie-purge
- https://nvd.nist.gov/vuln/detail/CVE-2026-111714