CVE-2025-22252: Fortinet FortiOS

High severity, CVSS 7.2. EPSS: 0.9% chance of exploitation in the next 30 days.

A missing authentication for critical function in Fortinet FortiProxy versions 7.6.0 through 7.6.1, FortiSwitchManager version 7.2.5, and FortiOS versions 7.4.4 through 7.4.6 and version 7.6.0 may allow an attacker with knowledge of an existing admin account to access the device as a valid admin via an authentication bypass.

Affected products

• Fortinet FortiOS: from 7.4.4, before 7.4.7 (fixed in 7.4.7); version 7.6.0 only
• Fortinet FortiProxy: version 7.6.0 only
• Fortinet Fortiswitchmanager: version 7.2.5 only

Published 2025-05-28. Last modified 2026-06-17.