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Vulnerability record · CVE-2025-11175 · published 30 January 2026

CVE-2025-11175: Expression language injection vulnerability

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.

8.8 CVSS 4.0 High EPSS 0.48% · top 60.9% CWE-917 · Expression language injection Deferred
8.8CVSS 4.0 base score
0.48%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

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.

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://gerrit.wikimedia.org/r/q/I126203ab1d3ec8c1719cbb5460a887e4d0c2cc6d
https://gerrit.wikimedia.org/r/q/I563219f3298a8740e158d130492bf3d2897784d7
https://phabricator.wikimedia.org/T364910
https://phabricator.wikimedia.org/T396248

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Source: NIST National Vulnerability Database (record CVE-2025-11175), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.