CVE-2024-12666: Classcms

High severity, CVSS 8.8. EPSS: 0.5% chance of exploitation in the next 30 days.

A vulnerability has been found in ClassCMS up to 4.8 and classified as critical. Affected by this vulnerability is an unknown functionality of the file /admin?do=admin:user:editPost of the component User Management Page. The manipulation leads to improper handling of insufficient privileges. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Affected products

• Classcms Classcms: up to and including 4.8

Published 2024-12-16. Last modified 2026-06-17.