Debug Code Vulnerability in Fortinet FortiClient for Windows
CVE-2025-54660

4.9MEDIUM

Key Information:

Vendor

Fortinet
Status
Forticlientwindows
Vendor
CVE Published:
18 November 2025

What is CVE-2025-54660?

A vulnerability exists in Fortinet's FortiClient for Windows, specifically in versions 7.0, 7.2.0 through 7.2.10, and 7.4.0 through 7.4.3, that allows a local attacker to exploit active debug code. This enables them to run the application in a step-by-step manner, potentially retrieving sensitive information such as saved VPN user passwords. This could lead to unauthorized access to secure networks, emphasizing the need for users to ensure their FortiClient installations are updated to mitigate this risk.

Affected Version(s)

FortiClientWindows 7.4.0 <= 7.4.3

FortiClientWindows 7.2.0 <= 7.2.10

FortiClientWindows 7.0.0 <= 7.0.14

References

https://fortiguard.fortinet.com/psirt/FG-IR-25-844

CVSS V3.1

Score:
4.9
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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