CVE-2026-86221 [HIGH] – A flaw has been found in SourceCodester Class and Exam Timetabling System 1.0. The impacte

A flaw has been found in SourceCodester Class and Exam Timetabling System 1.0. The impacted element is the function mysqli_query of the file /admin/modal_add_course1.php. This manipulation of the argument course causes sql injection. The attack may be initiated remotely. The exploit has been published and may be used.