FG-IR-26-131: Command injection in CLI

Published May 12, 2026
·
Updated

An improper neutralization of special elements used in an OS command ("OS Command Injection") vulnerability [CWE-78] in FortiAP, FortiAP-U & FortiAP-W2 CLI may allow an authenticated privileged attacker to execute unauthorized code or commands via crafted CLI requests.

Affected Software

7 affected componentsFixes available
Fortinet FortiAP>=7.6.0<=7.6.2
Fortinet FortiAP>=7.4.0<=7.4.5
Fortinet FortiAP>=7.2
Fortinet FortiAP>=6.4
Fortinet FortiAP-U>=7.0.0<=7.0.5
Fortinet FortiAP-W2>=7.4.0<=7.4.4
Fortinet FortiAP-W2>=7.2

Event History

May 12, 2026
Advisory Published
via FortiGuard·12:00 AM
Data Sourced
via FortiGuard·12:00 AM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of FG-IR-26-131?

The severity of FG-IR-26-131 is critical due to its potential for arbitrary command execution.

2

How do I fix FG-IR-26-131?

To fix FG-IR-26-131, update FortiAP to version 7.6.3 or newer, or FortiAP-U to version 7.0.6 or newer, and FortiAP-W2 to version 7.4.5 or newer.

3

What products are affected by FG-IR-26-131?

FortiAP, FortiAP-U, and FortiAP-W2 versions up to 7.6.2, 7.0.5, and 7.4.4 respectively are affected by FG-IR-26-131.

4

Who can exploit the FG-IR-26-131 vulnerability?

An authenticated privileged attacker can exploit the FG-IR-26-131 vulnerability to execute unauthorized commands.

5

What is OS command injection in FG-IR-26-131?

OS command injection in FG-IR-26-131 refers to the improper neutralization of command inputs allowing execution of arbitrary OS commands.

Contact

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