Security advisory

{
  "id": "2b72cbf98de576491208f69f9063793fa3d12a38962d4465c8a60de9dc07412a",
  "url": "https://osv.dev/vulnerability/CVE-2021-28661",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-28661",
    "summary": "Default SilverStripe GraphQL Server (aka silverstripe/graphql) 3.x through 3.4.1 permission checker not inherited by query subclass.",
    "evidence": "osv:CVE-2021-28661",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-28661",
      "aliases": [
        "BIT-silverstripe-2021-28661",
        "CVE-2021-28661",
        "GHSA-r7rh-g777-g5gx"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/silverstripe/silverstripe-cms",
              "type": "GIT",
              "events": [
                {
                  "introduced": "25ee305f3264c01ab1943fe53c94f39a460688c5"
                },
                {
                  "last_affected": "bffab11a549d314ba4e3ed2137eae9ceb4bc7f23"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:silverstripe:silverstripe:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "3.0.0"
                      },
                      {
                        "last_affected": "3.4.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-28661.json"
          }
        },
        {
          "ranges": [
            {
              "repo": "https://github.com/silverstripe/silverstripe-framework",
              "type": "GIT",
              "events": [
                {
                  "introduced": "bfa436bb2a6f4534e82130dda38b625f25634578"
                },
                {
                  "last_affected": "1f06e6dd18419cda02d58a78f39f6613c067a3ed"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:silverstripe:silverstripe:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "3.0.0"
                      },
                      {
                        "last_affected": "3.4.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-28661.json"
          }
        }
      ],
      "modified": "2026-10-24T10:50:07.564947236Z",
      "provider": "osv",
      "references": [
        "https://github.com/silverstripe/silverstripe-graphql/releases",
        "https://www.silverstripe.org/download/security-releases/CVE-2021-28661"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-28661",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 441982,
  "published_at": "2021-10-07T15:15:10.51+00:00"
}