Security advisory

{
  "id": "bd4afe9682def8bc7ccc28b798a4e950eb89e5b9ea7a0eb48dfceef6534412ab",
  "url": "https://osv.dev/vulnerability/CVE-2022-31539",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2022-31539",
    "summary": "The kotekan/kotekan repository through 2021.11 on GitHub allows absolute path traversal because the Flask send_file function is used unsafely.",
    "evidence": "osv:CVE-2022-31539",
    "products": [],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2022-31539",
      "aliases": [
        "CVE-2022-31539"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/kotekan/kotekan",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "0d2ed553d25fb621893b5837c9c68c9a74539c25"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:kotekan_project:kotekan:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "2021.11"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2021.11f",
            "2021.11e",
            "2021.11",
            "2021.11d",
            "2021.11c",
            "2021.11b",
            "2021.11a",
            "2021.10",
            "2021.03b",
            "2021.03a",
            "2021.03",
            "2020.11b",
            "2020.11a",
            "2020.11",
            "2020.10",
            "2020.06c",
            "2020.06b",
            "2020.06a",
            "2020.06",
            "2020.04a",
            "2020.04",
            "2019.12b",
            "2019.12a",
            "2019.12",
            "2019.10a",
            "2019.10",
            "2019.08",
            "2019.07",
            "2019.05",
            "2019.03",
            "2018.12b",
            "2018.12a",
            "2018.12",
            "2018.11",
            "2018.10",
            "2018.08a",
            "2018.08",
            "2018.07"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-31539.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:43.772267732Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/31xxx/CVE-2022-31539.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-31539",
        "https://github.com/github/securitylab/issues/669#issuecomment-1117265726"
      ],
      "provider_metadata": {
        "cna_assigner": "mitre",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/31xxx/CVE-2022-31539.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-31539",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 511611,
  "published_at": "2022-07-11T00:57:36+00:00"
}