CVE-2024-5594: Openvpn

Critical severity, CVSS 9.1. EPSS: 0.8% chance of exploitation in the next 30 days.

OpenVPN before 2.6.11 does not santize PUSH_REPLY messages properly which an attacker controlling the server can use to inject unexpected arbitrary data ending up in client logs.

Affected products

• Openvpn Openvpn: from 2.6.0, before 2.6.11 (fixed in 2.6.11)

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