CVE-2024-4877: Openvpn

High severity, CVSS 8.8. EPSS: 0.4% chance of exploitation in the next 30 days.

OpenVPN version 2.4.0 through 2.6.10 on Windows allows an external, lesser privileged process to create a named pipe which the OpenVPN GUI component would connect to allowing it to escalate its privileges

Affected products

• Openvpn Openvpn: from 2.4.0, before 2.6.11 (fixed in 2.6.11)

Published 2025-04-03. Last modified 2026-06-17.