CVE-2025-53480 | CheckUser Extension up to 1.39.12/1.42.6/1.43.1 on Mediawiki Special:Investigate Page cross site scripting

A vulnerability was found in CheckUser Extension up to 1.39.12/1.42.6/1.43.1 on Mediawiki. It has been rated as problematic. Affected by this issue is some unknown functionality of the component Special:Investigate Page. The manipulation leads to cross site scripting.

This vulnerability is handled as CVE-2025-53480. The attack may be launched remotely. There is no exploit available.

It is recommended to upgrade the affected component.VulDB Recent EntriesRead More