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EUVD-2026-41880

🗓️ 06 Jul 2026 14:32:29Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 3 Views

OpenVPN versions 2.6.0–2.6.20 and 2.7 alpha1–2.7.4 cause denial of service from a malformed authentication token when external authentication is enabled.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-13122
6 Jul 202614:32
attackerkb
Circl
CVE-2026-13122
6 Jul 202616:45
circl
CVE
CVE-2026-13122
6 Jul 202614:32
cve
Cvelist
CVE-2026-13122
6 Jul 202614:32
cvelist
Debian
[SECURITY] [DLA 4666-1] openvpn security update
3 Jul 202621:20
debian
Debian
[SECURITY] [DSA 6376-1] openvpn security update
3 Jul 202620:56
debian
Debian CVE
CVE-2026-13122
6 Jul 202614:32
debiancve
Tenable Nessus
Debian dla-4666 : openvpn - security update
3 Jul 202600:00
nessus
Tenable Nessus
Debian dsa-6376 : openvpn - security update
3 Jul 202600:00
nessus
Tenable Nessus
FreeBSD : openvpn -- multiple vulnerabilities (ffa897a0-756f-11f1-b291-a74de6bb0320)
3 Jul 202600:00
nessus
Rows per page
[
  {
    "enisaIdVendor": [
      {
        "id": "f213f9d4-1cb5-38ab-9e56-84a346741874",
        "vendor": {
          "name": "OpenVPN"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "37633659-6e35-3c13-992c-35f8d7f1bd59",
        "product": {
          "name": "OpenVPN",
          "vendor": {
            "name": "OpenVPN"
          }
        },
        "product_version": "2.7_alpha1 ≤2.7.4"
      },
      {
        "id": "831936c0-d17b-3f12-988c-3c2aca892483",
        "product": {
          "name": "OpenVPN",
          "vendor": {
            "name": "OpenVPN"
          }
        },
        "product_version": "2.6.0 ≤2.6.20"
      }
    ]
  }
]

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06 Jul 2026 15:51Current
6Medium risk
Vulners AI Score6
CVSS 45.9
SSVC
3