A vulnerability, which was classified as critical, was found in SourceCodester Students Online Internship Timesheet System 1.0. Affected is an unknown function of the file rendered_report.php of the component GET Parameter Handler. The manipulation of the argument sid leads to sql injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. VDB-230142 is the identifier assigned to this vulnerability.