MonoCMS Posts Page opensaved.php cross site scripting

A vulnerability was found in MonoCMS up to 20240528. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the file /monofiles/opensaved.php of the component Posts Page. The manipulation of the argument filtcategory/filtstatus leads to cross site scripting. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.