CVE-2026-22809

tarteaucitron.js has Regular Expression Denial of Service (ReDoS) vulnerability

MEDIUM
4.4
CVSS Score
Published: January 13, 2026 at 07:36 PM UTC
Updated: June 17, 2026 at 10:20 AM UTC
2 products affected across 2 vendorsTarteaucitronjsTarteaucitron.js

Using tarteaucitron.js by AmauriC?

Get instant alerts when new vulnerabilities affect tarteaucitron.js - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM4.4
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

Description

tarteaucitron.js is a compliant and accessible cookie banner. Prior to 1.29.0, a Regular Expression Denial of Service (ReDoS) vulnerability was identified in tarteaucitron.js in the handling of the issuu_id parameter. This vulnerability is fixed in 1.29.0.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 1.29.0
v < 1.29.0
Affected range stops below 1.29.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.4MEDIUMGitHub_M
Attack Vector
LOCAL
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-1333

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card