CVE-2025-11107: Fabian Simple Scheduling System

Critical severity, CVSS 9.8. EPSS: 0.4% chance of exploitation in the next 30 days.

A vulnerability was found in code-projects Simple Scheduling System 1.0. This issue affects some unknown processing of the file /schedulingsystem/addcourse.php. Performing manipulation of the argument corcode results in sql injection. The attack is possible to be carried out remotely. The exploit has been made public and could be used.

Affected products

• Fabian Simple Scheduling System: version 1.0 only

Published 2025-09-28. Last modified 2026-10-09.