CVE-2023-46717: Fortinet FortiOS

High severity, CVSS 8.8. EPSS: 0.6% chance of exploitation in the next 30 days.

An improper authentication vulnerability [CWE-287] in FortiOS versions 7.4.1 and below, versions 7.2.6 and below, and versions 7.0.12 and below when configured with FortiAuthenticator in HA may allow a readonly user to gain read-write access via successive login attempts.

Affected products

• Fortinet FortiOS: from 7.0.0, before 7.0.13 (fixed in 7.0.13); from 7.2.0, before 7.2.7 (fixed in 7.2.7); from 7.4.0, before 7.4.2 (fixed in 7.4.2)

Published 2024-03-12. Last modified 2026-06-17.