CVE-2025-24471

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-06-10 · updated 2026-06-17
Weakness: CWE-295

Description

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 (FortiGate): from 7.4.0 before 7.4.8; from 7.6.0 before 7.6.2 — fixed in 7.4.8, 7.6.2
Fortinet FortiSASE: 25.1.39

How to fix

Upgrade to a fixed version: Fortinet FortiOS (FortiGate) 7.4.8, 7.6.2. Check the vendor advisory for mitigations.

References

https://fortiguard.fortinet.com/psirt/FG-IR-24-544
https://cert-portal.siemens.com/productcert/html/ssa-864900.html

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