CVE-2026-13566 | SourceCodester Class and Exam Timetabling System 1.0 /preview3.php course_year_section sql injection

A vulnerability has been found in SourceCodester Class and Exam Timetabling System 1.0 and classified as critical. Affected by this issue is some unknown functionality of the file /preview3.php. The manipulation of the argument course_year_section leads to sql injection.

This vulnerability is listed as CVE-2026-13566. The attack may be initiated remotely. In addition, an exploit is available.