{"id":"CVE-2026-105647","summary":"Ghost: Server-Side Request Forgery in Bookmark Fetching","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.","aliases":["GHSA-322m-ff4g-9vx9"],"modified":"2026-10-07T02:47:26.387268199Z","published":"2026-10-05T19:01:20.746Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/105xxx/CVE-2026-105647.json","cna_assigner":"GitHub_M","cwe_ids":["CWE-367","CWE-918"]},"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"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/tryghost/ghost","events":[{"introduced":"94e25d9de158bc10b6a74d9aad75944b1a68ee13"},{"fixed":"3f8594eb53de883ac017545c358f59039cb152de"},{"fixed":"8d5bded685b9b2019d47e298dc4594a1c4049557"}],"database_specific":{"extracted_events":[{"introduced":"6.54.1"},{"fixed":"6.65.0"}],"source":["AFFECTED_FIELD","REFERENCES"]}}],"versions":["v6.64.0","v6.63.0","v6.62.0","v6.61.0","v6.60.0","v6.59.0","v6.58.0","v6.57.1","v6.57.0","v6.56.0","v6.55.0","v6.54.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-105647.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N"}]}