CVE-2025-11175

DiscussionTools should use better regex

Published Jan 30, 2026 CVSS 4.0 · 8.8 High EPSS < 1% KEV · Not listed
Description
Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection') vulnerability in The Wikimedia Foundation Mediawiki - DiscussionTools Extension allows Regular Expression Exponential Blowup.This issue affects Mediawiki - DiscussionTools Extension: 1.44, 1.43.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-6085-1 mediawiki security update
History
Type Values Removed Values Added
First Time appeared Wikimedia
Wikimedia mediawiki-discussiontools Extension
Vendors & Products Wikimedia
Wikimedia mediawiki-discussiontools Extension
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection') vulnerability in The Wikimedia Foundation Mediawiki - DiscussionTools Extension allows Regular Expression Exponential Blowup.This issue affects Mediawiki - DiscussionTools Extension: 1.44, 1.43.
Title DiscussionTools should use better regex
Weaknesses CWE-917
References
Metrics cvssV4_0

{'score': 8.8, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:L/SI:L/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
wikimedia-foundation
Published
Updated
Jan 30, 2026, 7:29 PM
Reserved
Sep 29, 2025, 7:08 PM
Status
Deferred
Published
Jan 30, 2026, 8:16 PM
Modified
Jun 17, 2026, 8:29 AM