Insufficient Access Control in Fortinet FortiClient for Windows
CVE-2025-47761

7.1HIGH

Key Information:

Vendor

Fortinet
Status
Forticlientwindows
Vendor
CVE Published:
18 November 2025

What is CVE-2025-47761?

The Insufficient Access Control vulnerability in Fortinet FortiClient for Windows versions 7.4.0 through 7.4.3 and 7.2.0 through 7.2.9 allows an authenticated local user to execute unauthorized code via the fortips driver. This exploit requires the attacker to bypass Windows memory protections, such as Heap integrity and HSP, and necessitates an active VPN IPSec connection. These specific conditions elevate the risk of unauthorized access, making it crucial for users to address this security flaw.

Affected Version(s)

FortiClientWindows 7.4.0 <= 7.4.3

FortiClientWindows 7.2.0 <= 7.2.9

References

https://fortiguard.fortinet.com/psirt/FG-IR-25-112

CVSS V3.1

Score:
7.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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CVE-2025-47761 : Insufficient Access Control in Fortinet FortiClient for Windows