Security advisory

{
  "id": "98917cf29b547c2ce87c81e936338f19d1a82428c257170e01903a597ccabc8f",
  "url": "https://osv.dev/vulnerability/CVE-2021-40893",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-40893",
    "summary": "A Regular Expression Denial of Service (ReDOS) vulnerability was discovered in validate-data v0.1.1 when validating crafted invalid emails.",
    "evidence": "osv:CVE-2021-40893",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2021-40893",
      "aliases": [
        "CVE-2021-40893"
      ],
      "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/exp-anoop/validate-data",
              "type": "GIT",
              "events": [
                {
                  "introduced": "8c2b841cf4f750b4e912030ae5efee135e37bd02"
                },
                {
                  "last_affected": "8c2b841cf4f750b4e912030ae5efee135e37bd02"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:validate_data_project:validate_data:0.1.1:*:*:*:*:node.js:*:*",
                    "range": [
                      {
                        "introduced": "0.1.1"
                      },
                      {
                        "last_affected": "0.1.1"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "0.1.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-40893.json"
          }
        }
      ],
      "modified": "2026-10-24T10:31:03.313462526Z",
      "provider": "osv",
      "references": [
        "https://github.com/yetingli/SaveResults/blob/main/js/validate-data.js"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-40893",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 440231,
  "published_at": "2022-06-24T17:15:08.423+00:00"
}