CVE-2025-24471: Fortinet FortiOS

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

An Improper Certificate Validation vulnerability [CWE-295] in FortiOS version 7.6.1 and below, version 7.4.7 and below may allow an EAP verified remote user to connect from FortiClient via revoked certificate.

Affected products

• Fortinet FortiOS: from 7.4.0, before 7.4.8 (fixed in 7.4.8); from 7.6.0, before 7.6.2 (fixed in 7.6.2)
• Fortinet Fortisase: version 25.1.39 only

Published 2025-06-10. Last modified 2026-06-17.