Improper Input Validation in pyload/pyload

{
  "id": "cd05503bffe063c43deeeb06ec3ca852f8e6782852996e94bf3e48f0266a7088",
  "url": "https://osv.dev/vulnerability/CVE-2023-0434",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Improper Input Validation in pyload/pyload",
    "summary": "Improper Input Validation in GitHub repository pyload/pyload prior to 0.5.0b3.dev40.",
    "evidence": "osv:CVE-2023-0434",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2023-0434",
      "aliases": [
        "CVE-2023-0434",
        "GHSA-x9vc-5q77-m7x4",
        "PYSEC-2026-908"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:P/AC:L/PR:H/UI:R/S:U/C:N/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/pyload/pyload",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "a2b1eb1028f45ac58dea5f58593c1d3db2b4a104"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:pyload:pyload:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "0.4.9"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "a2b1eb1028f45ac58dea5f58593c1d3db2b4a104"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v0.4.9",
            "v0.4.8",
            "v0.4.7",
            "v0.4.6",
            "v0.4.5",
            "v0.4.4",
            "v0.4.3",
            "v0.4.2",
            "v0.4.1",
            "v0.4",
            "v0.3.2",
            "v0.3.1",
            "v0.3",
            "v0.2.2",
            "v0.2.1",
            "v0.2",
            "v0.1.1",
            "v0.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-0434.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:38.653778447Z",
      "provider": "osv",
      "references": [
        "https://huntr.dev/bounties/7d9332d8-6997-483b-9fb9-bcf2ae01dad4",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/0xxx/CVE-2023-0434.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-0434",
        "https://github.com/pyload/pyload/commit/a2b1eb1028f45ac58dea5f58593c1d3db2b4a104"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-20"
        ],
        "cna_assigner": "@huntrdev",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "fixed": "0.5.0b3.dev40"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "SplitRange"
              }
            ]
          },
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "fixed": "0.5.0b3.dev40"
                  }
                ],
                "source": "DESCRIPTION"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/0xxx/CVE-2023-0434.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-0434",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 506090,
  "published_at": "2023-01-22T00:00:00+00:00"
}