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Critical · 9.4 Public exploit CVE-2025-64155 EUVD-2026-2076GHSA-gvhh-fvm4-vqqj

An improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet FortiSIEM 7.4.0, Fo…

Published Jan 13, 2026 · Updated Feb 26, 2026 · Assigned by fortinet

Vendor: Fortinet Product: FortiSIEM Category: Network devices

Description

An improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet FortiSIEM 7.4.0, FortiSIEM 7.3.0 through 7.3.4, FortiSIEM 7.1.0 through 7.1.8, FortiSIEM 7.0.0 through 7.0.4, FortiSIEM 6.7.0 through 6.7.10 may allow an attacker to execute unauthorized code or commands via crafted TCP requests.

Affected products

VendorProductAffectedFixed
Fortinet FortiSIEM 7.4.0, 7.3.0 – ≤ 7.3.4, 7.2.6, 7.1.8, 7.0.4, 6.7.10 —

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 4 repositories

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Advisories 2

References