Command injection in FortiSandbox - CVE-2026-84387
Published: September 9, 2026
Vulnerability identifier: #VU148729
CSH Severity: Low
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-84387
CWE-ID: CWE-77
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote privileged user to execute arbitrary code.
The vulnerability exists due to command injection in Remote Backup. A privileged attacker can execute unauthorized code or commands via crafted HTTP requests.
Affected software
FortiSandbox
How to mitigate CVE-2026-84387
Install update from vendor's website.
FortiSandbox - addressed in versions 4.4.10, 5.0.7, 5.2.1