CVE-2022-39951: Fortinet FortiWeb

High severity, CVSS 8.8. EPSS: 1.7% chance of exploitation in the next 30 days.

A improper neutralization of special elements used in an os command ('os command injection') in Fortinet FortiWeb version 7.0.0 through 7.0.2, FortiWeb version 6.3.6 through 6.3.20, FortiWeb 6.4 all versions allows attacker to execute unauthorized code or commands via specifically crafted HTTP requests.

Affected products

• Fortinet FortiWeb: from 6.3.6, up to and including 6.3.20; from 6.4.0, up to and including 6.4.2; from 7.0.0, up to and including 7.0.2

Published 2023-03-07. Last modified 2026-06-17.