Security advisory

{
  "id": "7184065303188b2ba1fc66672ea0fd14106c4b9e139eacb4c68f11875395902f",
  "url": "https://osv.dev/vulnerability/CVE-2020-7600",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-7600",
    "summary": "querymen prior to 2.1.4 allows modification of object properties. The parameters of exported function handler(type, name, fn) can be controlled by users without any sanitization. This could be abused for Prototype Pollution attacks.",
    "evidence": "osv:CVE-2020-7600",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2020-7600",
      "aliases": [
        "CVE-2020-7600",
        "GHSA-2cf2-2383-h4jv",
        "SNYK-JS-QUERYMEN-559867"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/diegohaz/querymen",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "d420dbe72ec900cd9665e4aa2cc39b7d79ccefaa"
                },
                {
                  "fixed": "1987fefcb3b7508253a29502a008d5063a873cef"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:querymen_project:querymen:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "2.1.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "1987fefcb3b7508253a29502a008d5063a873cef"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v2.1.3",
            "v2.1.2",
            "v2.1.1",
            "v2.1.0",
            "v2.0.0",
            "v1.1.0",
            "v1.0.5",
            "v1.0.4",
            "v1.0.3",
            "v1.0.2",
            "v1.0.1",
            "v1.0.0",
            "v0.5.0",
            "v0.4.0",
            "v0.3.2",
            "v0.3.1",
            "v0.3.0",
            "v0.2.0",
            "v0.1.4",
            "v0.1.3",
            "v0.1.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-7600.json"
          }
        }
      ],
      "modified": "2026-10-20T10:53:30.488172243Z",
      "provider": "osv",
      "references": [
        "https://snyk.io/vuln/SNYK-JS-QUERYMEN-559867",
        "https://github.com/diegohaz/querymen/commit/1987fefcb3b7508253a29502a008d5063a873cef"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-7600",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 384376,
  "published_at": "2020-03-12T23:15:12.453+00:00"
}