A vulnerability was found in Xinhu RockOA 2.6.3 and classified as problematic. Affected by this issue is the function okla of the file /webmain/public/upload/tpl_upload.html. The manipulation of the argument callback leads to cross site scripting. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-271994 is the identifier assigned to this vulnerability.