A vulnerability was found in Campcodes Complete Web-Based School Management System 1.0. It has been rated as problematic. This issue affects some unknown processing of the file /view/emarks_range_grade_update_form.php. The manipulation of the argument grade leads to cross site scripting. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-263627.