mediawiki: Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedi...
CVE-2025-61637 is fixed in mediawiki on 1 platform, first by DEBIAN-CVE-2025-61637, released February 3, 2026. It is not reported as exploited. Patch Radar priority: Routine.
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.Action/mediawiki.Action.Edit.Preview.Js, resources/src/mediawiki.Page.Preview.Js. This issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| mediawiki · Debian 13.5 (trixie) | 1:1.43.6+dfsg-1~deb13u1 | DEBIAN-CVE-2025-61637 | Feb 3, 2026 |
| mediawiki · Debian 14 | 1:1.43.5+dfsg-1 | DEBIAN-CVE-2025-61637 | Feb 3, 2026 |
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