What is CVE-2025-54660?

CVE-2025-54660 is a medium-severity vulnerability in Fortinet Forticlient, classified under Active Debug Code. CVSS score: 5.5/10. Published 2025-11-18.

How severe is CVE-2025-54660?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Fortinet Forticlient

CVE-2025-54660

An active debug code vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.3, FortiClientWindows 7.2.0 through 7.2.10, FortiClientWindows 7.0 all versions may allow a local attacker to run the application step by step and retrieve…

EPSS: 0.002 (4.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Fortinet Forticlient
Fortinet Forticlientwindows — versions 7.4.0, 7.2.0, 7.0.0

Weakness classification (CWE)

CWE-489 — Active Debug Code

References

psirt@fortinet.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-54660?: CVE-2025-54660 is a medium-severity vulnerability in Fortinet Forticlient, classified under Active Debug Code. CVSS score: 5.5/10. Published 2025-11-18.
How severe is CVE-2025-54660?: Medium severity. CVSS v3 base score is 5.5 out of 10.