A vulnerability has been discovered in SourceCodester Client Database Management System versions 1.0 and 3.1. The vulnerability affects an unknown function in the /superadmin_delete_manager.php file of the Endpoint component. The issue involves improper authorization when the manager_id argument is manipulated. This vulnerability can be exploited remotely and the exploit has been publicly disclosed, making it available for potential misuse. The vulnerability allows attackers to bypass authorization controls in the system.