Security advisory

{
  "id": "efa651479e5bc8d663def3e4da73ba65e4bdd304617a05ca3bbf6ff5af530b58",
  "url": "https://osv.dev/vulnerability/CVE-2021-33896",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-33896",
    "summary": "Dino before 0.1.2 and 0.2.x before 0.2.1 allows Directory Traversal (only for creation of new files) via URI-encoded path separators.",
    "evidence": "osv:CVE-2021-33896",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-33896",
      "aliases": [
        "CVE-2021-33896"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/dino/dino",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "9306a9a499cb30635f8a1b613885e36acfc0398c"
                },
                {
                  "introduced": "2a775bcfb9365058376bd45dd88f5bf164dec688"
                },
                {
                  "fixed": "059fc4966e1803fbf24d4a01b81ce971670bda92"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:dino:dino:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "0.1.2"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:dino:dino:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0.2.0"
                      },
                      {
                        "fixed": "0.2.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v0.1.1",
            "v0.2.0",
            "v0.1.0",
            "0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-33896.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:16.666346107Z",
      "provider": "osv",
      "references": [
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ODN4ZSTBYIW25DO3FNRK6FQRGSYGT57I/",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P55V3TVSVXREOJAJRXNUSBEUZFOU54V3/",
        "https://dino.im/blog/",
        "https://dino.im/security/cve-2021-33896/"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*",
              "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*"
            ],
            "vendor_product": "fedoraproject:fedora",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "33"
                  },
                  {
                    "last_affected": "33"
                  },
                  {
                    "introduced": "34"
                  },
                  {
                    "last_affected": "34"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2021-33896",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 429390,
  "published_at": "2021-06-07T19:15:07.687+00:00"
}