Improper Link Resolution in Fortinet FortiClient Affects Local File Access
CVE-2025-62676

6.4MEDIUM

Key Information:

Vendor

Fortinet
Status
Forticlientwindows
Vendor
CVE Published:
10 February 2026

What is CVE-2025-62676?

An improper link resolution vulnerability in Fortinet's FortiClient allows a local low-privilege attacker to exploit crafted named pipe messages. This can lead to arbitrary file write actions with elevated permissions, compromising system integrity. Versions 7.4.0 through 7.4.4 and 7.2.0 through 7.2.12, as well as all versions of 7.0, are affected. For detailed information on mitigation strategies, refer to the official Fortinet advisory.

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Affected Version(s)

FortiClientWindows 7.4.0 <= 7.4.4

FortiClientWindows 7.2.0 <= 7.2.12

FortiClientWindows 7.0.0 <= 7.0.14

References

https://fortiguard.fortinet.com/psirt/FG-IR-25-661

CVSS V3.1

Score:
6.4
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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