Security advisory

{
  "id": "156ec163c91bc7cfc60adc443ab56f1ccaf6c922b2be9cb4b9cb7c39cd7c16f0",
  "url": "https://osv.dev/vulnerability/CVE-2022-40809",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2022-40809",
    "summary": "The d8s-dicts for python, as distributed on PyPI, included a potential code-execution backdoor inserted by a third party. The backdoor is the democritus-hypothesis package. The affected version is 0.1.0",
    "evidence": "osv:CVE-2022-40809",
    "products": [],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2022-40809",
      "aliases": [
        "CVE-2022-40809"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/democritus-project/d8s-dicts",
              "type": "GIT",
              "events": [
                {
                  "introduced": "a6e36df0be6220f83c31c4d1cb82b55b8e112270"
                },
                {
                  "last_affected": "a6e36df0be6220f83c31c4d1cb82b55b8e112270"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:democritus_dicts_project:democritus_dicts:0.1.0:*:*:*:*:python:*:*",
                    "range": [
                      {
                        "introduced": "0.1.0"
                      },
                      {
                        "last_affected": "0.1.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "0.1.0",
            "v0.1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-40809.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:40.561586842Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/40xxx/CVE-2022-40809.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-40809",
        "https://github.com/democritus-project/d8s-dicts/issues/6",
        "https://pypi.org/project/democritus-hypothesis/"
      ],
      "provider_metadata": {
        "cna_assigner": "mitre",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/40xxx/CVE-2022-40809.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-40809",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 507913,
  "published_at": "2022-09-19T15:03:41+00:00"
}