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CVE-2025-24472

HIGH · CVSS 8.1CISA KEV: actively exploitedEPSS 7.2%EU EUVD: exploited

An Authentication Bypass Using an Alternate Path or Channel vulnerability [CWE-288] affecting FortiOS 7.0.0 through 7.0.16 and FortiProxy 7.2.0 through 7.2.12, 7.0.0 through 7.0.19 may allow a remote unauthenticated attacker with prior knowledge of upstream and downstream devices serial numbers to gain super-admin privileges on the downstream device, if the Security Fabric is enabled, via crafted CSF proxy requests.

Key facts

CVSS score
8.1 (v3.1)
Severity
HIGH
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-288
EPSS score
7.2% (94th percentile)
In CISA KEV
Yes, added March 18, 2025
In EU EUVD
Yes (EUVD-2025-3725)
Published
February 11, 2025
NVD last modified
August 5, 2026
Status
Analyzed

CISA Known Exploited Vulnerability

Fortinet FortiOS and FortiProxy Authentication Bypass Vulnerability

Added to the KEV catalog on March 18, 2025; federal remediation due April 8, 2025. Known to be used in ransomware campaigns.

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2025-3725 in the EU Vulnerability Database. ENISA flags it as known exploited. Last updated in EUVD on August 5, 2026.

View on the EU Vulnerability Database

Affected products

  • fortinet / fortios
  • fortinet / fortiproxy

Certified products that may be affected

1 FIPS 140 or Common Criteria certified product, from automated matching by sec-certs.org.

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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CVE-2025-24472: HIGH severity (CVSS 8.1)