Ghost 5.125.1 before 6.57.1 Information Disclosure via Feedback

{
  "id": "70b7ed961bb10569f25f2accb401a5b2bff7f2a2e4ef6d46eda48d6aacd55f71",
  "url": "https://osv.dev/vulnerability/CVE-2026-103284",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Ghost 5.125.1 before 6.57.1 Information Disclosure via Feedback",
    "summary": "Ghost versions from 5.125.1 before 6.57.1 contain an information disclosure vulnerability in the Admin Feedback endpoint that allows unauthorized staff users to access member data. Attackers with staff privileges can query the feedback endpoint to retrieve sensitive member information without proper authorization checks.",
    "evidence": "osv:CVE-2026-103284",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-103284",
      "aliases": [
        "BIT-ghost-2026-103284",
        "CVE-2026-103284",
        "GHSA-vm82-r49m-224q"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/tryghost/ghost",
              "type": "GIT",
              "events": [
                {
                  "introduced": "db6c0f5c1bcc20d5b8b8f68378f6c1315a2fcf2e"
                },
                {
                  "fixed": "33d716a034a25824e9bd2fce8e2e394122421b41"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "5.125.1"
                      },
                      {
                        "fixed": "6.57.1"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  },
                  {
                    "range": [
                      {
                        "introduced": "5.125.1"
                      },
                      {
                        "fixed": "6.57.1"
                      }
                    ],
                    "source": "DESCRIPTION"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v6.57.0",
            "v6.56.0",
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            "v6.36.0",
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            "v6.13.1",
            "v6.13.0",
            "v6.12.0",
            "v6.11.0",
            "v6.10.3",
            "v6.10.0",
            "v6.9.3",
            "v6.9.2",
            "v6.9.0",
            "v6.8.1",
            "v6.8.0",
            "v6.7.0",
            "v6.6.0",
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            "v6.0.0-rc.2",
            "v6.0.0-rc.1",
            "v6.0.0-rc.0",
            "v6.0.0-alpha.2",
            "v5.130.1",
            "v5.130.0",
            "v5.129.2",
            "v5.129.1",
            "v5.129.0",
            "v5.128.0",
            "v5.127.1",
            "v5.127.0",
            "v5.126.0",
            "v5.125.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-103284.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:38.156777364Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/103xxx/CVE-2026-103284.json",
        "https://github.com/TryGhost/Ghost/security/advisories/GHSA-vm82-r49m-224q",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-103284",
        "https://www.vulncheck.com/advisories/ghost-5.125.1-before-6.57.1-information-disclosure-via-feedback"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-863"
        ],
        "cna_assigner": "VulnCheck",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/103xxx/CVE-2026-103284.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-103284",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 505686,
  "published_at": "2026-10-01T10:42:19.592+00:00"
}