CVE-2025-46373

A Heap-based Buffer Overflow vulnerability [CWE-122] vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.3, FortiClientWindows 7.2.0 through 7.2.8 may allow an authenticated local IPSec user to execute arbitrary code or commands via "fortips_74.sys". The attacker would need to bypass the Windows heap integrity protections

Score

CVSS 3.1 7.8 High

Status

Modified - psirt@fortinet.com

Published

2025-11-18

Last modified

2026-10-18

Weaknesses

CWE-122

Affected products

• Forticlient (Fortinet)
• Forticlientwindows (Fortinet)

References

• https://fortiguard.fortinet.com/psirt/FG-IR-25-125