A vulnerability, which was classified as problematic, was found in SourceCodester Online School Fees System 1.0. This affects an unknown part of the file /paysystem/branch.php of the component POST Parameter Handler. The manipulation of the argument branch 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 identifier VDB-231501 was assigned to this vulnerability.