CVE-2023-36640: Fortinet FortiOS

Medium severity, CVSS 6.7. EPSS: 0.3% chance of exploitation in the next 30 days.

A use of externally-controlled format string vulnerability in Fortinet FortiOS 7.4.0, FortiOS 7.2.0 through 7.2.5, FortiOS 7.0 all versions, FortiOS 6.4 all versions, FortiOS 6.2 all versions, FortiOS 6.0.0 through 6.0.16, FortiPAM 1.1.0, FortiPAM 1.0 all versions, FortiProxy 7.2.0 through 7.2.5, FortiProxy 7.0.0 through 7.0.11, FortiProxy 2.0 all versions, FortiProxy 1.2 all versions, FortiProxy 1.1 all versions, FortiProxy 1.0 all versions allows attacker to execute unauthorized code or commands via specially crafted commands

Affected products

• Fortinet FortiOS: from 6.0.0, up to and including 6.0.16; from 6.2.0, up to and including 6.2.16; from 6.4.0, up to and including 6.4.14; from 7.0.0, up to and including 7.0.12; version 7.2.0 only
• Fortinet Fortipam: up to and including 1.0.3
• Fortinet FortiProxy: from 1.0.0, up to and including 1.0.7; from 1.1.0, up to and including 1.1.6; from 1.2.0, up to and including 1.2.13; from 2.0.0, up to and including 2.0.14; from 7.0.0, up to and including 7.0.10; from 7.2.0, up to and including 7.2.4

Published 2024-05-14. Last modified 2026-06-17.