A vulnerability was found in Vector Skin up to 1.39.4/1.40.0 on MediaWiki. It has been classified as problematic. Affected is an unknown function. The manipulation of the argument Vector-toc-toggle-button-label leads to escaping of output.

This vulnerability is traded as CVE-2023-45359. The attack can only be done within the local network. There is no exploit available.

It is recommended to upgrade the affected component.