MRCMS org.marker.mushroom.controller.FileController upload.do upload cross site scripting

A vulnerability was found in MRCMS 3.1.2. It has been declared as problematic. Affected by this vulnerability is the function upload of the file /admin/file/upload.do of the component org.marker.mushroom.controller.FileController. The manipulation of the argument path 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.