PHPGurukul Company Visitor Management System Sign In index.php sql injection

A vulnerability was found in PHPGurukul Company Visitor Management System 2.0 and classified as critical. Affected by this issue is some unknown functionality of the file /index.php of the component Sign In. The manipulation of the argument username leads to sql injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.