Security advisory

{
  "id": "0cbdc00944909fe4e4d6bc2a5bbabe427652e627c2c0f8db3cf8bfa90874553c",
  "url": "https://osv.dev/vulnerability/CVE-2021-4247",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-4247",
    "summary": "A vulnerability has been found in OWASP NodeGoat and classified as problematic. This vulnerability affects unknown code of the file app/routes/research.js of the component Query Parameter Handler. The manipulation leads to denial of service. The attack can be initiated remotely. The name of the patch is 4a4d1db74c63fb4ff8d366551c3af006c25ead12. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-216184.",
    "evidence": "osv:CVE-2021-4247",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2021-4247",
      "aliases": [
        "CVE-2021-4247"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/owasp/nodegoat",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "4a4d1db74c63fb4ff8d366551c3af006c25ead12"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "fixed": "4a4d1db74c63fb4ff8d366551c3af006c25ead12"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v1.4",
            "v1.3",
            "v1.2",
            "v1.1",
            "v1.0.1",
            "v1.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-4247.json"
          }
        }
      ],
      "modified": "2026-10-20T10:54:05.426851491Z",
      "provider": "osv",
      "references": [
        "https://vuldb.com/?id.216184",
        "https://github.com/OWASP/NodeGoat/commit/4a4d1db74c63fb4ff8d366551c3af006c25ead12",
        "https://github.com/OWASP/NodeGoat/issues/225"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:a:owasp:nodegoat:*:*:*:*:*:*:*:*"
            ],
            "vendor_product": "owasp:nodegoat",
            "extracted_events": [
              {
                "range": [
                  {
                    "fixed": "2021-01-26"
                  }
                ],
                "source": "CPE_RANGE"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2021-4247",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 384852,
  "published_at": "2022-12-18T08:15:09.267+00:00"
}