Security advisory

{
  "id": "10a96168735b5b40c29984d81e8e5a854699ee08e73b3715fa2d4f5b6e0e1cc8",
  "url": "https://osv.dev/vulnerability/CVE-2020-36569",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-36569",
    "summary": "Authentication is globally bypassed in github.com/nanobox-io/golang-nanoauth between v0.0.0-20160722212129-ac0cc4484ad4 and v0.0.0-20200131131040-063a3fb69896 if ListenAndServe is called with an empty token.",
    "evidence": "osv:CVE-2020-36569",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2020-36569",
      "aliases": [
        "CVE-2020-36569",
        "GHSA-hrm3-3xm6-x33h",
        "GO-2020-0004"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/nanobox-io/golang-nanoauth",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "063a3fb69896acf985759f0fe3851f15973993f3"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "fixed": "063a3fb69896acf985759f0fe3851f15973993f3"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-36569.json"
          }
        }
      ],
      "modified": "2026-10-20T10:54:21.555736063Z",
      "provider": "osv",
      "references": [
        "https://github.com/nanobox-io/golang-nanoauth/pull/5",
        "https://pkg.go.dev/vuln/GO-2020-0004",
        "https://github.com/nanobox-io/golang-nanoauth/commit/063a3fb69896acf985759f0fe3851f15973993f3"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:a:digitalocean:golang-nanoauth:*:*:*:*:*:go:*:*"
            ],
            "vendor_product": "digitalocean:golang-nanoauth",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "2016-07-22"
                  },
                  {
                    "last_affected": "2020-01-31"
                  }
                ],
                "source": "CPE_RANGE"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2020-36569",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 385155,
  "published_at": "2022-12-27T22:15:11.857+00:00"
}