CVE-2021-36195: Fortinet FortiWeb

High severity, CVSS 8.8. EPSS: 1.1% chance of exploitation in the next 30 days.

Multiple command injection vulnerabilities in the command line interpreter of FortiWeb versions 6.4.1, 6.4.0, 6.3.0 through 6.3.15, 6.2.0 through 6.2.6, and 6.1.0 through 6.1.2 may allow an authenticated attacker to execute arbitrary commands on the underlying system shell via specially crafted command arguments.

Affected products

• Fortinet FortiWeb: from 6.2.0, up to and including 6.2.5; from 6.3.0, up to and including 6.3.15; version 6.1.0 only; version 6.1.1 only; version 6.1.2 only; version 6.4.0 only; …

Published 2021-12-08. Last modified 2026-06-17.