Security Advisory

CVE-2026-13122

5.3
MEDIUM

Vulnerability Description

OpenVPN version 2.6.0 through 2.6.20 and 2.7_alpha1 through 2.7.4 allows remote attackers to cause a denial of service via a malformed authentication token that triggers a reachable assertion when external-auth is enabled
Published Date July 6, 2026
Official Source NIST NVD Advisory