RCE in The Wikimedia Foundation MediaWiki - Discussiontools Extension

CVE-2025-11175

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.

Vulnerability class: Log4Shell (CVE-2021-44228)

EPSS: 0.004 (34.8th percentile) — read the EPSS interpretation.

Affected products

Weakness classification (CWE)

References