Security advisory

{
  "id": "fec922bb786e3db5fea60c3c01082e7c5c2d8ceecd8184dc16e1257292ec21a7",
  "url": "https://osv.dev/vulnerability/CVE-2022-37598",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2022-37598",
    "summary": "Prototype pollution vulnerability in function DEFNODE in ast.js in mishoo UglifyJS 3.13.2 via the name variable in ast.js. NOTE: the vendor considers this an invalid report.",
    "evidence": "osv:CVE-2022-37598",
    "products": [],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2022-37598",
      "aliases": [
        "CVE-2022-37598"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/mishoo/uglifyjs",
              "type": "GIT",
              "events": [
                {
                  "introduced": "9c01511f840aa8675f6dab4358b96d821283597a"
                },
                {
                  "last_affected": "9c01511f840aa8675f6dab4358b96d821283597a"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:uglifyjs_project:uglifyjs:3.13.2:*:*:*:*:node.js:*:*",
                    "range": [
                      {
                        "introduced": "3.13.2"
                      },
                      {
                        "last_affected": "3.13.2"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "3.13.2",
            "v3.13.2"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-37598.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:29.728540168Z",
      "provider": "osv",
      "references": [
        "https://github.com/mishoo/UglifyJS/blob/352a944868b09c9ce3121a49d4a0bf0afe370a35/lib/ast.js#L46",
        "https://github.com/mishoo/UglifyJS/blob/352a944868b09c9ce3121a49d4a0bf0afe370a35/lib/ast.js#L79",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/37xxx/CVE-2022-37598.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-37598",
        "https://github.com/mishoo/UglifyJS/issues/5699",
        "https://github.com/mishoo/UglifyJS/issues/5721#issuecomment-1292849604"
      ],
      "provider_metadata": {
        "isDisputed": true,
        "cna_assigner": "mitre",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/37xxx/CVE-2022-37598.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-37598",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 496507,
  "published_at": "2022-10-20T00:00:00+00:00"
}