{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "6.54.1"
              },
              {
                "fixed": "6.65.0"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "94e25d9de158bc10b6a74d9aad75944b1a68ee13"
            },
            {
              "fixed": "3f8594eb53de883ac017545c358f59039cb152de"
            },
            {
              "fixed": "8d5bded685b9b2019d47e298dc4594a1c4049557"
            }
          ],
          "repo": "https://github.com/tryghost/ghost",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-322m-ff4g-9vx9"
  ],
  "database_specific": {
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
      "CWE-367",
      "CWE-918"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/105xxx/CVE-2026-105647.json"
  },
  "details": "Ghost is a Node.js content management system. From 6.54.1 until 6.65.0, a validation issue allowed some functionality, such as Webmentions, to be abused by an unauthenticated user to make limited HTTP requests to hosts in the Ghost server's internal network. A successful attack would not result in any response data being returned. This issue is fixed in version 6.65.0.",
  "id": "CVE-2026-105647",
  "modified": "2026-10-07T02:31:05.207528995Z",
  "published": "2026-10-05T19:01:20.746Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/TryGhost/Ghost/releases/tag/v6.65.0"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/105xxx/CVE-2026-105647.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/TryGhost/Ghost/security/advisories/GHSA-322m-ff4g-9vx9"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-105647"
    },
    {
      "type": "FIX",
      "url": "https://github.com/TryGhost/Ghost/commit/3f8594eb53de883ac017545c358f59039cb152de"
    },
    {
      "type": "FIX",
      "url": "https://github.com/TryGhost/Ghost/pull/30918"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Ghost: Server-Side Request Forgery in Bookmark Fetching"
}