CVE-2023-23782: Fortinet FortiWeb

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

A heap-based buffer overflow in Fortinet FortiWeb version 7.0.0 through 7.0.1, FortiWeb version 6.3.0 through 6.3.19, FortiWeb 6.4 all versions, FortiWeb 6.2 all versions, FortiWeb 6.1 all versions allows attacker to escalation of privilege via specifically crafted arguments to existing commands.

Affected products

• Fortinet FortiWeb: from 6.0.0, up to and including 6.2.7; from 6.3.0, before 6.3.20 (fixed in 6.3.20); from 6.4.0, up to and including 6.4.2; from 7.0.0, before 7.0.2 (fixed in 7.0.2)

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