YouDianCMS index.html cross site scripting

A vulnerability classified as problematic has been found in YouDianCMS 9.5.21. This affects an unknown part of the file /App/Tpl/Admin/Default/Log/index.html. The manipulation of the argument UserName/LogType leads to cross site scripting. It is possible to initiate 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.