{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "4.1.0"
              },
              {
                "fixed": "4.1.2"
              },
              {
                "introduced": "4.2.0"
              },
              {
                "fixed": "4.2.3"
              },
              {
                "introduced": "4.3.0"
              },
              {
                "fixed": "4.3.1"
              },
              {
                "introduced": "0"
              },
              {
                "last_affected": "4.1.2-NA"
              },
              {
                "introduced": "0"
              },
              {
                "last_affected": "4.1.2-p1"
              },
              {
                "introduced": "0"
              },
              {
                "last_affected": "4.1.2-p2"
              },
              {
                "introduced": "0"
              },
              {
                "last_affected": "4.1.2-p3"
              },
              {
                "introduced": "0"
              },
              {
                "last_affected": "4.1.2-p4"
              },
              {
                "introduced": "0"
              },
              {
                "last_affected": "4.2.3-NA"
              },
              {
                "introduced": "0"
              },
              {
                "last_affected": "4.2.3-p1"
              },
              {
                "introduced": "0"
              },
              {
                "last_affected": "4.3.1-NA"
              }
            ]
          },
          "events": [
            {
              "introduced": "5d02dde61f824fb9e264d003f59afc4663811567"
            },
            {
              "fixed": "710b64ce96786770fe59ba8255ff16925171f172"
            },
            {
              "introduced": "0fbb7b3a340c75f2860123d5e01d706f8a15127b"
            },
            {
              "fixed": "daed16e5da3c6847b232af24b06d76d55d8cbd42"
            },
            {
              "introduced": "c97204439000a877566bc232cb768862d3bfcbb0"
            },
            {
              "fixed": "cd8fa9826ddee6757bd2e952c9db4023e856c156"
            },
            {
              "introduced": "0"
            },
            {
              "last_affected": "710b64ce96786770fe59ba8255ff16925171f172"
            },
            {
              "introduced": "0"
            },
            {
              "last_affected": "56786c9bb456ad52fa1f3b16dd9e675cc4a480fa"
            },
            {
              "introduced": "0"
            },
            {
              "last_affected": "5fa190d57929b2c1cee7b400c45751bed66cc56e"
            },
            {
              "introduced": "0"
            },
            {
              "last_affected": "f8abedfe319c45dcb8816074098906adc3aaeba6"
            },
            {
              "introduced": "0"
            },
            {
              "last_affected": "83dfd5f87f806f070201787b8d228e1dc9e1ac57"
            },
            {
              "introduced": "0"
            },
            {
              "last_affected": "daed16e5da3c6847b232af24b06d76d55d8cbd42"
            },
            {
              "introduced": "0"
            },
            {
              "last_affected": "15a5fa1e26ce69e9a584ad52b31cca638a43d712"
            },
            {
              "introduced": "0"
            },
            {
              "last_affected": "cd8fa9826ddee6757bd2e952c9db4023e856c156"
            }
          ],
          "repo": "https://github.com/ec-cube/ec-cube",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "EC-CUBE provided by EC-CUBE CO.,LTD. contains a multi-factor authentication (MFA) bypass vulnerability. An attacker who has obtained a valid administrator ID and password may be able to bypass two-factor authentication and gain unauthorized access to the administrative page.",
  "id": "CVE-2026-30777",
  "modified": "2026-03-11T13:47:50.344292184Z",
  "published": "2026-03-05T06:16:51.997Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://jvn.jp/en/jp/JVN63765888/"
    },
    {
      "type": "FIX",
      "url": "https://www.ec-cube.net/info/weakness/20260209/index.php"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}