Security advisory

{
  "id": "7d99363c4186a80458eb60a111c5f1c79e778738a0805248d1d912a0faaecb3d",
  "url": "https://osv.dev/vulnerability/CVE-2021-33497",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-33497",
    "summary": "Dutchcoders transfer.sh before 1.2.4 allows Directory Traversal for deleting files.",
    "evidence": "osv:CVE-2021-33497",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2021-33497",
      "aliases": [
        "CVE-2021-33497",
        "GHSA-cf55-rq8x-hm6f",
        "GO-2022-0925"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/dutchcoders/transfer.sh",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1594f95abf11fb9bb8e6e4581f6cc7e202370c1b"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:dutchcoders:transfer.sh:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.2.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "1594f95abf11fb9bb8e6e4581f6cc7e202370c1b"
                      }
                    ],
                    "source": "REFERENCES_TAG",
                    "original_tag": "v1.2.4"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v1.2.3",
            "v1.2.2",
            "v1.2.1",
            "v1.2.0",
            "v1.1.7",
            "v1.1.6",
            "v1.1.5",
            "v1.1.4",
            "v1.1.3",
            "v1.1.2",
            "v1.1.1",
            "v1.1.0",
            "v1.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-33497.json"
          }
        }
      ],
      "modified": "2026-10-20T10:54:44.777816677Z",
      "provider": "osv",
      "references": [
        "https://github.com/dutchcoders/transfer.sh/releases/tag/v1.2.4",
        "https://vuln.ryotak.me/advisories/44",
        "https://github.com/dutchcoders/transfer.sh/pull/373"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-33497",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 386062,
  "published_at": "2021-05-24T05:15:08.31+00:00"
}