High severity · published Jan 30, 2026
CVE-2025-11175
DiscussionTools should use better regex
8.8
CVSS
0.5%
EPSS
No
On KEV
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.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 41% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MD
Mediawiki - DiscussionTools Extension · The Wikimedia Foundation
1.44; 1.43 · source: vendor
Affected product
MD
Mediawiki - DiscussionTools Extension
The Wikimedia Foundation
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-11175
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-11175
gerrit.wikimedia.org
https://gerrit.wikimedia.org/r/q/I126203ab1d3ec8c1719cbb5460a887e4d0c2cc6d
gerrit.wikimedia.org
https://gerrit.wikimedia.org/r/q/I563219f3298a8740e158d130492bf3d2897784d7
phabricator.wikimedia.org
https://phabricator.wikimedia.org/T364910
phabricator.wikimedia.org
https://phabricator.wikimedia.org/T396248