SourceCodester Garage Management System edituser.php sql injection

A vulnerability classified as critical was found in SourceCodester Garage Management System 1.0. This vulnerability affects unknown code of the file /edituser.php. The manipulation of the argument id with the input -2'%20UNION%20select%2011,user(),333,444--+ leads to sql injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.