CVE-2025-11555: Campcodes Online Learning Management System

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

A vulnerability was detected in Campcodes Online Learning Management System 1.0. This affects an unknown part of the file /admin/calendar_of_events.php. The manipulation of the argument date_start results in sql injection. The attack may be launched remotely. The exploit is now public and may be used.

Affected products

• Campcodes Online Learning Management System: version 1.0 only

Published 2025-10-09. Last modified 2026-10-08.