CVE-2025-11175

high

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.

References

https://phabricator.wikimedia.org/T396248

https://phabricator.wikimedia.org/T364910

https://gerrit.wikimedia.org/r/q/I563219f3298a8740e158d130492bf3d2897784d7

https://gerrit.wikimedia.org/r/q/I126203ab1d3ec8c1719cbb5460a887e4d0c2cc6d

Details

Source: Mitre, NVD

Published: 2026-01-30

Updated: 2026-01-30

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:C

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

CVSS v4

Base 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

Severity: High