{"id":"CVE-2026-105647","title":"Ghost is a Node.js content management system","summary":"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 serve…","severity":"medium","cvss":4,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N","cwe":["CWE-367","CWE-918"],"vendor":"TryGhost","product":"Ghost","affected":["Ghost >= 6.54.1, < 6.65.0"],"published":"2026-10-05","updated":"2026-10-05","sourceUpdated":"2026-10-05T20:17:13.157","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-105647","references":[{"url":"https://github.com/TryGhost/Ghost/commit/3f8594eb53de883ac017545c358f59039cb152de","label":"security-advisories@github.com"},{"url":"https://github.com/TryGhost/Ghost/pull/30918","label":"security-advisories@github.com"},{"url":"https://github.com/TryGhost/Ghost/releases/tag/v6.65.0","label":"security-advisories@github.com"},{"url":"https://github.com/TryGhost/Ghost/security/advisories/GHSA-322m-ff4g-9vx9","label":"security-advisories@github.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-05T19:52:08.241024Z"},"ingestedAt":"2026-10-05T19:31:00.000Z","slug":"CVE-2026-105647","body":"## Overview\n\nGhost 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":22,"depthScoreParts":{"impact":22,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}