Security advisory

{
  "id": "ffcee89cec14484154d1650e43d3a0a083bb0ad1af0337f8e369d50faaab4c5b",
  "url": "https://osv.dev/vulnerability/CVE-2020-24939",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-24939",
    "summary": "Prototype pollution in Stampit supermixer 1.0.3 allows an attacker to modify the prototype of a base object which can vary in severity depending on the implementation.",
    "evidence": "osv:CVE-2020-24939",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2020-24939",
      "aliases": [
        "CVE-2020-24939",
        "GHSA-7prf-vw4p-qr59"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/stampit-org/supermixer",
              "type": "GIT",
              "events": [
                {
                  "introduced": "b373e1c4f2eeeb75b91afd3d6fc333a92b56c917"
                },
                {
                  "last_affected": "b373e1c4f2eeeb75b91afd3d6fc333a92b56c917"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:stampit:supermixer:1.0.3:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.0.3"
                      },
                      {
                        "last_affected": "1.0.3"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.0.3",
            "v1.0.3"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-24939.json"
          }
        }
      ],
      "modified": "2026-10-20T10:49:44.567992904Z",
      "provider": "osv",
      "references": [
        "https://cwe.mitre.org/data/definitions/1321.html",
        "https://github.com/stampit-org/supermixer/compare/v1.0.4...v1.0.5",
        "https://github.com/stampit-org/supermixer/issues/9",
        "https://hackerone.com/reports/959987"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-24939",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 380755,
  "published_at": "2021-06-16T16:15:07.86+00:00"
}