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.
Published: 2026-01-30
Score: 8.8 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-6085-1 mediawiki security update
History

Tue, 03 Feb 2026 15:00:00 +0000

Type Values Removed Values Added
First Time appeared Wikimedia
Wikimedia mediawiki-discussiontools Extension
Vendors & Products Wikimedia
Wikimedia mediawiki-discussiontools Extension

Fri, 30 Jan 2026 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Fri, 30 Jan 2026 19:30:00 +0000

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'}


Subscriptions

Wikimedia Mediawiki-discussiontools Extension
cve-icon MITRE

Status: PUBLISHED

Assigner: wikimedia-foundation

Published:

Updated: 2026-01-30T19:29:08.101Z

Reserved: 2025-09-29T19:08:06.212Z

Link: CVE-2025-11175

cve-icon Vulnrichment

Updated: 2026-01-30T19:28:58.999Z

cve-icon NVD

Status : Deferred

Published: 2026-01-30T20:16:40.393

Modified: 2026-04-15T00:35:42.020

Link: CVE-2025-11175

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-02-02T09:27:07Z

Weaknesses