OS Command Injection in Fortinet, Inc products - CVE-2026-126144
Published: November 11, 2026
Vulnerability identifier: #VU165196
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-126144
CWE-ID: CWE-78
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote authenticated user to execute arbitrary code.
The vulnerability exists due to improper neutralization of special elements used in an os command ('os command injection') in webmail. An authenticated attacker can execute unauthorized code or commands via specifically crafted HTTP requests.
Affected software
FortiVoice
FortiRecorder
FortiMail
FortiRecorder
FortiMail
How to mitigate CVE-2026-126144
Install update from vendor's website.
FortiVoice - addressed in versions 7.0.9, 7.2.6, 7.4.3, 8.0.2
FortiRecorder - addressed in versions 7.0.7, 7.2.13, 7.6.3
FortiMail - addressed in versions 7.4.7, 7.6.5, 8.0.1
FortiRecorder - addressed in versions 7.0.7, 7.2.13, 7.6.3
FortiMail - addressed in versions 7.4.7, 7.6.5, 8.0.1