FortiSIEM

CVE-2025-64155: OS command injection in FortiSIEM

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.

Published

ExploitedNot in CISA KEV
Ransomware useNot reportedPer CISA
SeverityCRITICALCVSS 3.1 9.4
EPSS43%Chance of exploitation in 30 days
Public exploitNot tracked
FixAvailable

Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.

Affected and fixed versions

Product / branchFixed in
FortiSIEM 7.47.4.1 or later
FortiSIEM 7.3.0 to 7.3.47.3.5 or later
FortiSIEM 7.27.2.7 or later
FortiSIEM 7.17.1.9 or later
FortiSIEM 7.0See the advisory
FortiSIEM 6.7See the advisory

Always confirm against the vendor advisory, which lists every fixed hotfix.

What it is

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.

Sources

KEV status, EPSS score and vendor data refreshed automatically, last on 10 Oct 2026.

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