CVE-2021-22123: Fortinet FortiWeb

High severity, CVSS 8.8. EPSS: 77.3% chance of exploitation in the next 30 days.

An OS command injection vulnerability in FortiWeb's management interface 6.3.7 and below, 6.2.3 and below, 6.1.x, 6.0.x, 5.9.x may allow a remote authenticated attacker to execute arbitrary commands on the system via the SAML server configuration page.

Affected products

• Fortinet FortiWeb: from 5.9.0, before 6.2.4 (fixed in 6.2.4); from 6.3.0, before 6.3.8 (fixed in 6.3.8)

Published 2021-06-01. Last modified 2026-06-17.