CVE-2025-11261

State: PUBLISHED · Published: 2026-02-03 · Updated: 2026-02-03 · Assigner: wikimedia-foundation

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files resources/src/mediawiki.Language/mediawiki.Language.Js. This issue affects MediaWiki: from * before 1.39.15, 1.43.5, 1.44.2.

CWE

CWE-79 — CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')

Affected

Wikimedia Foundation / MediaWiki — v=* <1.39.15, 1.43.5, 1.44.2 [affected]

CVSS

4.0 score=0 severity=NONE CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N/E:U

References

https://https://phabricator.wikimedia.org/T406322
https://phabricator.wikimedia.org/T402077

Source

cvelistV5-main/cves/2025/11xxx/CVE-2025-11261.json