CVE-2026-126566 | BDVDB-2026-404845 Detail
SemanticMediaWikiSemanticMediaWiki
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.
Impact#
Per CVSS v3.1: confidentiality impact none, integrity impact high, availability impact low. Attack vector: network.
Weaknesses#
- CWE-863 Incorrect Authorization
References#
- https://github.com/SemanticMediaWiki/SemanticMediaWiki/security/advisories/GHSA-gh59-2vh3-6cgm
- https://github.com/SemanticMediaWiki/SemanticMediaWiki/commit/32ca6d8fc75735aa7a2ecc573886391da126da9b
- https://github.com/SemanticMediaWiki/SemanticMediaWiki/releases/tag/7.4.1
- https://github.com/SemanticMediaWiki/SemanticMediaWiki/blob/7.4.0/src/Protection/EditProtectionUpdater.php#L147-L200
- https://github.com/SemanticMediaWiki/SemanticMediaWiki/blob/7.4.0/src/DataUpdater.php#L360-L375
- https://www.vulncheck.com/advisories/semantic-mediawiki-7.3.1-before-7.4.1-incorrect-authorization-via-edit-protection-annotations
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.