High severity7.1NVD Advisory· Published Nov 11, 2026
CVE-2026-126566
CVE-2026-126566
Description
Semantic MediaWiki 7.3.1 before 7.4.1 contains an incorrect authorization vulnerability in EditProtectionUpdater::userMayChangeProtection() that checks protection changes against the page's latest revision author. Editors can add {{#set:Is edit protected=false}} to a transcluded template, removing administrator edit and move protection logged under the administrator's name.
Affected products
1- Range: <7.4.1
Patches
Vulnerability mechanics
References
6- github.com/SemanticMediaWiki/SemanticMediaWiki/blob/7.4.0/src/DataUpdater.phpnvd
- github.com/SemanticMediaWiki/SemanticMediaWiki/blob/7.4.0/src/Protection/EditProtectionUpdater.phpnvd
- github.com/SemanticMediaWiki/SemanticMediaWiki/commit/32ca6d8fc75735aa7a2ecc573886391da126da9bnvd
- github.com/SemanticMediaWiki/SemanticMediaWiki/releases/tag/7.4.1nvd
- github.com/SemanticMediaWiki/SemanticMediaWiki/security/advisories/GHSA-gh59-2vh3-6cgmnvd
- www.vulncheck.com/advisories/semantic-mediawiki-7.3.1-before-7.4.1-incorrect-authorization-via-edit-protection-annotationsnvd
News mentions
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