A vulnerability, which was classified as problematic, has been found in SourceCodester Expense Tracker App v1. Affected by this issue is some unknown functionality of the file add_category.php of the component Category Handler. The manipulation of the argument category_name leads to cross site scripting. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-240914 is the identifier assigned to this vulnerability.