A vulnerability was found in MediaWiki up to 1.35.13/1.39.5/1.40.1. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the file Special:EventDetails of the component CampaignEvents Extension. The manipulation leads to cross site scripting.
This vulnerability is known as CVE-2024-23171. The attack can be launched remotely. There is no exploit available.
It is recommended to upgrade the affected component.