{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:openairinterface:oai-cn5g-amf:2.2.0:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "2.2.0"
              },
              {
                "last_affected": "2.2.0"
              }
            ],
            "source": "CPE_STRING"
          },
          "events": [
            {
              "introduced": "5ad2873c649cb3da2702fb8c0748a77d79c51bf5"
            },
            {
              "last_affected": "5ad2873c649cb3da2702fb8c0748a77d79c51bf5"
            }
          ],
          "repo": "https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-amf",
          "type": "GIT"
        }
      ],
      "versions": [
        "2.2.0"
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "mitre",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/30xxx/CVE-2026-30079.json"
  },
  "details": "In OpenAirInterface V2.2.0 AMF, Out of sequence messages causes incorrect state transition during UE registration procedure. This allows authentication to be bypassed completely. If a SecurityModeComplete message is sent after InitialUERegistration, a registration reject is received followed by a registration accept! This leads the UE to be registered without proper authentication.",
  "id": "CVE-2026-30079",
  "modified": "2026-07-16T03:30:55.893283173Z",
  "published": "2026-04-07T00:00:00Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/30xxx/CVE-2026-30079.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-30079"
    },
    {
      "type": "REPORT",
      "url": "https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-amf/-/issues/77"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}