Security advisory

{
  "id": "1d969536d0c4fba8819f3fb9c0f508169e70184ea9d68fb76cf07d362e839ba7",
  "url": "https://osv.dev/vulnerability/CVE-2021-38244",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-38244",
    "summary": "A regular expression denial of service (ReDoS) vulnerability exits in cbioportal 3.6.21 and older via a POST request to /ProteinArraySignificanceTest.json.",
    "evidence": "osv:CVE-2021-38244",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2021-38244",
      "aliases": [
        "CVE-2021-38244"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/cbioportal/cbioportal",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "b420eee0207137fb81ab8d137a7a1f85ef383819"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:cbioportal_project:cbioportal:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "3.6.21"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v3.6.21",
            "v3.6.20",
            "v3.6.19",
            "v3.6.18",
            "v3.6.17",
            "v3.6.16",
            "v3.6.14",
            "v3.6.15",
            "v3.6.13",
            "v3.6.12",
            "v3.6.11",
            "v3.6.10",
            "v3.6.9",
            "v3.6.8",
            "v3.6.7",
            "v3.6.6",
            "v3.6.5",
            "v3.6.4",
            "v3.6.3",
            "v3.6.2",
            "v3.6.1",
            "v3.6.0",
            "v3.5.5",
            "v3.5.4",
            "v3.5.3",
            "v3.5.2",
            "v3.5.1",
            "v3.5.0",
            "v3.4.23",
            "v3.4.22",
            "v3.4.21",
            "v3.4.20",
            "v3.4.19",
            "v3.4.18",
            "v3.4.17",
            "v3.4.15",
            "v3.4.16",
            "v3.4.14",
            "v3.4.13",
            "v3.4.12",
            "v3.4.11",
            "v3.4.10",
            "v3.4.9",
            "v3.4.8",
            "v3.4.7",
            "v3.4.6",
            "v3.4.5",
            "v3.4.4",
            "v3.4.3",
            "v3.4.2",
            "v3.4.1",
            "v3.4.0",
            "v3.3.7",
            "v3.3.6",
            "v3.3.5",
            "v3.3.4",
            "v3.3.3",
            "v3.3.2",
            "v3.3.1",
            "v3.3.0",
            "v3.2.15",
            "v3.2.14",
            "v3.2.13",
            "v3.2.12",
            "v3.2.11",
            "v3.2.10",
            "v3.2.7",
            "v3.2.9",
            "v3.2.8",
            "v3.2.6",
            "v3.2.5",
            "untagged-5c091fa4fd789aa79296",
            "v3.2.4",
            "v3.2.3",
            "v3.2.2",
            "v3.2.1",
            "v3.2.0",
            "v1.3.0",
            "v1.2.5",
            "v1.2.4",
            "v1.2.2",
            "v1.2.1",
            "v1.1.0",
            "v1.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-38244.json"
          }
        }
      ],
      "modified": "2026-10-20T10:55:02.025286257Z",
      "provider": "osv",
      "references": [
        "https://github.com/cBioPortal/cbioportal/issues/8680",
        "https://github.com/cBioPortal/cbioportal/pull/8751"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-38244",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 386739,
  "published_at": "2021-12-16T19:15:08.087+00:00"
}