mediawiki: Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki
CVE-2026-58033 is fixed in mediawiki on 1 platform, first by DEBIAN-CVE-2026-58033, released July 6, 2026. It is not reported as exploited. Patch Radar priority: Routine.
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Actions/InfoAction.Php. This issue affects MediaWiki: from * before 1.46.0, 1.45.4, 1.44.6, 1.43.9.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| mediawiki · Debian 13.5 (trixie) | 1:1.43.9+dfsg-1~deb13u1 | DEBIAN-CVE-2026-58033 | Jul 6, 2026 |
| mediawiki · Debian 14 | 1:1.43.9+dfsg-1 | DEBIAN-CVE-2026-58033 | Jul 6, 2026 |
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