CVE-2022-30306: Fortinet FortiWeb

High severity, CVSS 8.8. EPSS: 1% chance of exploitation in the next 30 days.

A stack-based buffer overflow vulnerability [CWE-121] in the CA sign functionality of FortiWeb version 7.0.1 and below, 6.4 all versions, version 6.3.19 and below may allow an authenticated attacker to achieve arbitrary code execution via specifically crafted password.

Affected products

• Fortinet FortiWeb: from 6.3.6, before 6.3.20 (fixed in 6.3.20); version 6.4.0 only; version 6.4.1 only; version 6.4.2 only; version 7.0.0 only; version 7.0.1 only

Published 2023-02-16. Last modified 2026-06-17.