{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:btcpayserver:btcpay_server:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "1.0.7.1"
              }
            ],
            "source": [
              "CPE_RANGE",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3461dd64647db145861bb7cd8bd5407d7032569a"
            }
          ],
          "repo": "https://github.com/btcpayserver/btcpayserver",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {},
  "details": "BTCPay Server before 1.0.7.1 mishandles the policy setting in which users can register (in Server Settings \u003e Policies). This affects Docker use cases in which a mail server is configured.",
  "id": "CVE-2021-29251",
  "modified": "2026-07-08T05:36:22.730925432Z",
  "published": "2021-04-01T05:15:13.233Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://blog.btcpayserver.org/vulnerability-disclosure-v1-0-7-0/"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/btcpayserver/btcpayserver/releases/tag/v1.0.7.1"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}