CVE-2025-4291: Ideacms

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

A vulnerability, which was classified as critical, was found in IdeaCMS up to 1.6. Affected is the function saveUpload. The manipulation leads to unrestricted upload. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Affected products

• Ideacms Ideacms: up to and including 1.6

Published 2025-05-05. Last modified 2026-06-17.