FortiOS

CVE-2025-53744: Incorrect privilege assignment in FortiOS

An incorrect privilege assignment vulnerability [CWE-266] in FortiOS Security Fabric version 7.6.0 through 7.6.2, 7.4.0 through 7.4.7, 7.2 all versions, 7.0 all versions, 6.4 all versions, may allow a remote authenticated attacker with high privileges to escalate their privileges to super-admin via registering the device to a malicious FortiManager.

Published

ExploitedNot in CISA KEV
Ransomware useNot reportedPer CISA
SeverityMEDIUMCVSS 3.1 6.8
EPSS0.64%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
FortiOS 7.6.0 to 7.6.27.6.3 or later
FortiOS 7.4.0 to 7.4.77.4.8 or later
FortiOS 7.2.0 to 7.2.11Upgrade past 7.2.11; see the advisory
FortiOS 7.0.0 to 7.0.17Upgrade past 7.0.17; see the advisory
FortiOS 6.4.0 to 6.4.16Upgrade past 6.4.16; see the advisory

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

What it is

An incorrect privilege assignment vulnerability [CWE-266] in FortiOS Security Fabric version 7.6.0 through 7.6.2, 7.4.0 through 7.4.7, 7.2 all versions, 7.0 all versions, 6.4 all versions, may allow a remote authenticated attacker with high privileges to escalate their privileges to super-admin via registering the device to a malicious FortiManager.

Sources

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

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