{"id":"CVE-2026-105647","state":"PUBLISHED","title":"Ghost: Server-Side Request Forgery in Bookmark Fetching","description":"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.","publishedAt":"2026-10-05T19:01:20.746Z","updatedAt":"2026-10-05T19:52:13.593Z","severity":{"score":4,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["TryGhost Ghost"],"affected":[{"vendor":"TryGhost","product":"Ghost","versions":[{"version":">= 6.54.1, < 6.65.0","status":"affected"}]}],"references":["https://github.com/TryGhost/Ghost/security/advisories/GHSA-322m-ff4g-9vx9","https://github.com/TryGhost/Ghost/pull/30918","https://github.com/TryGhost/Ghost/commit/3f8594eb53de883ac017545c358f59039cb152de","https://github.com/TryGhost/Ghost/releases/tag/v6.65.0"],"weaknesses":["CWE-367","CWE-918"],"ingestedAt":"2026-10-29T20:10:23.711Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/105xxx/CVE-2026-105647.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-105647","state":"PUBLISHED","datePublished":"2026-10-05T19:01:20.746Z","dateUpdated":"2026-10-05T19:52:13.593Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-10-05T16:40:39.613Z"},"containers":{"cna":{"title":"Ghost: Server-Side Request Forgery in Bookmark Fetching","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"TryGhost","product":"Ghost","versions":[{"version":">= 6.54.1, < 6.65.0","status":"affected"}]}],"references":[{"url":"https://github.com/TryGhost/Ghost/security/advisories/GHSA-322m-ff4g-9vx9","name":"https://github.com/TryGhost/Ghost/security/advisories/GHSA-322m-ff4g-9vx9","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/TryGhost/Ghost/pull/30918","name":"https://github.com/TryGhost/Ghost/pull/30918","tags":["x_refsource_MISC"]},{"url":"https://github.com/TryGhost/Ghost/commit/3f8594eb53de883ac017545c358f59039cb152de","name":"https://github.com/TryGhost/Ghost/commit/3f8594eb53de883ac017545c358f59039cb152de","tags":["x_refsource_MISC"]},{"url":"https://github.com/TryGhost/Ghost/releases/tag/v6.65.0","name":"https://github.com/TryGhost/Ghost/releases/tag/v6.65.0","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-367","lang":"en","description":"CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-918","lang":"en","description":"CWE-918: Server-Side Request Forgery (SSRF)","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-10-05T19:01:20.746Z"},"source":{"advisory":"GHSA-322m-ff4g-9vx9","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-05T19:52:08.241024Z","id":"CVE-2026-105647","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-05T19:52:13.593Z"}}]}}}