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CVE-2025-24472 Known ransomware use

Fortinet FortiOS and FortiProxy Authentication Bypass Vulnerability

FortinetFortiOS and FortiProxy

Added to KEV catalog
18 March 2025
Federal remediation due date
8 April 2025
Weakness classification (CWE)
CWE-288

CISA Description

Fortinet FortiOS and FortiProxy contain an authentication bypass vulnerability that allows a remote attacker to gain super-admin privileges via crafted CSF proxy requests.

Required action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Notes

https://fortiguard.fortinet.com/psirt/FG-IR-24-535 ; https://nvd.nist.gov/vuln/detail/CVE-2025-24472

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