CVE-2023-44251: Fortinet Fortiwan

High severity, CVSS 8.8. EPSS: 0.8% chance of exploitation in the next 30 days.

** UNSUPPORTED WHEN ASSIGNED **A improper limitation of a pathname to a restricted directory ('path traversal') vulnerability [CWE-22] in Fortinet FortiWAN version 5.2.0 through 5.2.1 and version 5.1.1. through 5.1.2 may allow an authenticated attacker to read and delete arbitrary file of the system via crafted HTTP or HTTPs requests.

Affected products

• Fortinet Fortiwan: version 5.1.1 only; version 5.1.2 only; version 5.2.0 only; version 5.2.1 only

Published 2023-12-13. Last modified 2026-06-17.