CVE-2026-111714
Published:October 16, 2026
Updated:October 20, 2026
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.
Affected Packages
tarteaucitronjs (CDN_JS):
Affected version(s) =1.36.0 <1.37.0Fix Suggestion:
Update to version 1.37.0https://github.com/AmauriC/tarteaucitron.js.git (GITHUB):
Affected version(s) =v1.36.0 <v1.37.0Fix Suggestion:
Update to version v1.37.0tarteaucitronjs (NPM):
Affected version(s) =1.36.0 <1.37.0Fix Suggestion:
Update to version 1.37.0Related Resources (5)
Do you need more information?
Contact UsCVSS v4
Base Score:
2.3
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
PRESENT
Privileges Required
NONE
User Interaction
PASSIVE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
3.1
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW
Weakness Type (CWE)
Inefficient Regular Expression Complexity
EPSS
Base Score:
0.22