VULNERABILITY INTELLIGENCE

CVE-2026-13122

CVSS score5.3 MEDIUM
EPSS probability0.46%
CISA KEVNot currently listed
Published2026-07-06
Last modified2026-07-09
CVSS vectorCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

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

Weakness classification

  • security@openvpn.net: CWE-617

Primary references