YzmCMS message.tpl cross site scripting

A vulnerability classified as problematic has been found in YzmCMS 7.1. Affected is an unknown function of the file message.tpl. The manipulation of the argument gourl leads to cross site scripting. It is possible to launch the attack 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.