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High severity7.8NVD Advisory· Published Nov 18, 2025· Updated Jun 17, 2026

CVE-2025-46373

CVE-2025-46373

Description

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

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Fortinet/FortiClient Windowsllm-fuzzy
    Range: 7.4.0 - 7.4.3, 7.2.0 - 7.2.8
  • Fortinet/Forticlientcpe-rescue2 versions
    cpe:2.3:a:fortinet:forticlientwindows:7.4.3:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:fortinet:forticlientwindows:7.4.3:*:*:*:*:*:*:*range: 7.4.0
    • cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:windows:*:*range: >=7.2.0,<7.2.9

Patches

Vulnerability mechanics

References

1

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