A vulnerability, which was classified as problematic, has been found in OcoMon 4.0RC1/4.0/5.0RC1. This issue affects some unknown processing of the file /includes/common/require_access_recovery.php of the component URL Handler. The manipulation leads to cross site scripting. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 4.0.1 and 5.0 is able to address this issue. It is recommended to upgrade the affected component.