A vulnerability was found in lakejason0 mediawiki-skins-Lakeus up to 1.3.1/1.4.0/1.8.0/1.39/1.42 on MediaWiki. It has been classified as problematic. Affected is an unknown function of the file themeDesigner.js of the component System Message Handler. The manipulation leads to cross site scripting.
This vulnerability is traded as CVE-2025-25287. It is possible to launch the attack remotely. There is no exploit available.
It is recommended to upgrade the affected component.