CVE-2023-37930: Fortinet FortiOS

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

Multiple issues including the use of uninitialized ressources [CWE-908] and excessive iteration [CWE-834] vulnerabilities vulnerability in Fortinet allows a VPN user to corrupt memory potentially leading to code or commands execution via specifically crafted requests.

Affected products

• Fortinet FortiOS: from 6.4.7, before 6.4.15 (fixed in 6.4.15); from 7.0.1, before 7.0.13 (fixed in 7.0.13); from 7.2.0, before 7.2.6 (fixed in 7.2.6); version 7.4.0 only
• Fortinet FortiProxy: 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)

Published 2025-04-08. Last modified 2026-06-17.