CVE-2026-13122

OpenVPN version 2.6.0 through 2.6.20 and 2.7alpha1 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...

CVE-2026-13122

Summary: CVE-2026-13122 affects OpenVPN up to v2.6.20 and v2.7.4 (including 2.7_alpha1–2.7.4). A malformed authentication token, when external-auth is enabled, can trigger a reachable assertion and cause a denial of service. Impact: Denial of service; vulnerability affects remote attacker exploit...