Security advisory

{
  "id": "cb9e2449db6569e3ee55bea499c0242c06c87890ed68e92a4c92fcfa8cd1d938",
  "url": "https://osv.dev/vulnerability/CVE-2020-28277",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-28277",
    "summary": "Prototype pollution vulnerability in 'dset' versions 1.0.0 through 2.0.1 allows attacker to cause a denial of service and may lead to remote code execution.",
    "evidence": "osv:CVE-2020-28277",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2020-28277",
      "aliases": [
        "CVE-2020-28277",
        "GHSA-q4xc-7cw8-cgfj"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/lukeed/dset",
              "type": "GIT",
              "events": [
                {
                  "introduced": "ad8efb35e48b1b8eb09f4eaa7ac62246b781a2cc"
                },
                {
                  "last_affected": "215b634f0e5ead89ae8f3579e1bff819bbed92ec"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:dset_project:dset:*:*:*:*:*:node.js:*:*",
                    "range": [
                      {
                        "introduced": "1.0.0"
                      },
                      {
                        "last_affected": "2.0.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v2.0.1",
            "v2.0.0",
            "v1.0.1",
            "v1.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-28277.json"
          }
        }
      ],
      "modified": "2026-10-20T10:54:19.530991819Z",
      "provider": "osv",
      "references": [
        "https://github.com/lukeed/dset/blob/50a6ead172d1466a96035eff00f8eb465ccd050a/src/index.js#L6",
        "https://www.whitesourcesoftware.com/vulnerability-database/CVE-2020-28277"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-28277",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 385045,
  "published_at": "2020-12-29T17:15:12.627+00:00"
}