CVE-2021-26114: Fortinet Fortiwan

Critical severity, CVSS 9.8. EPSS: 1.6% chance of exploitation in the next 30 days.

Multiple improper neutralization of special elements used in an SQL command vulnerabilities in FortiWAN before 4.5.9 may allow an unauthenticated attacker to execute unauthorized code or commands via specifically crafted HTTP requests.

Affected products

• Fortinet Fortiwan: up to and including 4.5.8

Published 2022-04-06. Last modified 2026-06-17.