CVE-2023-46715: Fortinet FortiOS

Medium severity, CVSS 4.3. EPSS: 0.9% chance of exploitation in the next 30 days.

An origin validation error [CWE-346] vulnerability in Fortinet FortiOS IPSec VPN version 7.4.0 through 7.4.1 and version 7.2.6 and below allows an authenticated IPSec VPN user with dynamic IP addressing to send (but not receive) packets spoofing the IP of another user via crafted network packets.

Affected products

• Fortinet FortiOS: from 6.2.0, before 7.4.2 (fixed in 7.4.2)

Published 2025-01-14. Last modified 2026-06-17.