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.
Metrics
CVSS 3.1 7.1/10
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:LWeakness enumeration
Affected software
Source: the vendor's advisory (CNA). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| SemanticMediaWiki | SemanticMediaWiki | >= 7.3.1, < 7.4.1 |
References
- https://github.com/SemanticMediaWiki/SemanticMediaWiki/blob/7.4.0/src/DataUpdater.php#L360-L375
- https://github.com/SemanticMediaWiki/SemanticMediaWiki/blob/7.4.0/src/Protection/EditProtectionUpdater.php#L147-L200
- https://github.com/SemanticMediaWiki/SemanticMediaWiki/commit/32ca6d8fc75735aa7a2ecc573886391da126da9b
- https://github.com/SemanticMediaWiki/SemanticMediaWiki/releases/tag/7.4.1
- https://github.com/SemanticMediaWiki/SemanticMediaWiki/security/advisories/GHSA-gh59-2vh3-6cgm
- https://www.vulncheck.com/advisories/semantic-mediawiki-7.3.1-before-7.4.1-incorrect-authorization-via-edit-protection-annotations
Timeline
- Published
- Nov 11, 2026
- Last modified
- Nov 12, 2026
- NVD status
- Awaiting Analysis