CVE-2025-53486 | WikiCategoryTagCloud Extension up to 1.39.12/1.42.6/1.43.1 on Mediawiki Sanitizer::checkCss linkstyle cross site scripting (EUVD-2025-20242)
A vulnerability classified as problematic was found in WikiCategoryTagCloud Extension up to 1.39.12/1.42.6/1.43.1 on Mediawiki. This vulnerability affects the function Sanitizer::checkCss. The manipulation of the argument linkstyle leads to cross site scripting.
This vulnerability was named CVE-2025-53486. The attack can be initiated remotely. There is no exploit available.
It is recommended to upgrade the affected component.