CVE-2026-81738: Openvpn

Low severity, CVSS 2.3. EPSS: 0.3% chance of exploitation in the next 30 days.

OpenVPN 2.5.0 through 2.7.6 on Windows using the tap-windows6 driver allows attackers to trigger an out-of-bounds write via crafted DOMAIN-SEARCH entries

Affected products

• Openvpn Openvpn: from 2.5.0, up to and including 2.7.6

Published 2026-09-07. Last modified 2026-09-08.