Security advisory

{
  "id": "55f2d6ac84b684097b8b34a70c82ce4f2e4aeb53dd8c26100ff23b937eb8d284",
  "url": "https://osv.dev/vulnerability/CVE-2021-22209",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-22209",
    "summary": "An issue has been discovered in GitLab CE/EE affecting all versions starting from 13.8. GitLab was not properly validating authorisation tokens which resulted in GraphQL mutation being executed.",
    "evidence": "osv:CVE-2021-22209",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2021-22209",
      "aliases": [
        "BIT-gitlab-2021-22209",
        "CVE-2021-22209"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://gitlab.com/gitlab-org/gitlab",
              "type": "GIT",
              "events": [
                {
                  "introduced": "1ae10d096922ba13b0ffaa20ab616f86dbeb5a89"
                },
                {
                  "fixed": "55effbbba527b094f7e3606d62b7c81fc7963150"
                },
                {
                  "introduced": "0d2d9558dba50b1496bf368954318d465825e8e3"
                },
                {
                  "fixed": "fcf9700aae78344b7e768f63ec7c333442ccb53c"
                },
                {
                  "introduced": "47f41a4a74f364c731aafd34a93bddb630f62230"
                },
                {
                  "fixed": "5898a4590037d926bf5c1e438aa2f21582ddf47f"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
                    "range": [
                      {
                        "introduced": "13.8.0"
                      },
                      {
                        "fixed": "13.9.7"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "13.8.0"
                      },
                      {
                        "fixed": "13.9.7"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
                    "range": [
                      {
                        "introduced": "13.10.0"
                      },
                      {
                        "fixed": "13.10.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "13.10.0"
                      },
                      {
                        "fixed": "13.10.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
                    "range": [
                      {
                        "introduced": "13.11.0"
                      },
                      {
                        "fixed": "13.11.2"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "13.11.0"
                      },
                      {
                        "fixed": "13.11.2"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v13.11.1-ee",
            "v13.11.0-ee",
            "v13.10.2-ee",
            "v13.10.0-ee"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-22209.json"
          }
        }
      ],
      "modified": "2026-10-30T10:30:43.162173390Z",
      "provider": "osv",
      "references": [
        "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22209.json",
        "https://gitlab.com/gitlab-org/gitlab/-/issues/327155"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-22209",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 438808,
  "published_at": "2021-05-06T14:15:08.017+00:00"
}