{"id":"CVE-2026-105647","published":"2026-10-05T20:17:13.157","lastModified":"2026-10-06T15:03:59.427","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.","cvssScore":4,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N","cwes":["CWE-367","CWE-918"],"vendors":[],"products":[],"references":[{"url":"https://github.com/TryGhost/Ghost/commit/3f8594eb53de883ac017545c358f59039cb152de","tags":[]},{"url":"https://github.com/TryGhost/Ghost/pull/30918","tags":[]},{"url":"https://github.com/TryGhost/Ghost/releases/tag/v6.65.0","tags":[]},{"url":"https://github.com/TryGhost/Ghost/security/advisories/GHSA-322m-ff4g-9vx9","tags":[]}],"exploitRefs":[{"url":"https://github.com/TryGhost/Ghost/commit/3f8594eb53de883ac017545c358f59039cb152de","tags":[]},{"url":"https://github.com/TryGhost/Ghost/pull/30918","tags":[]},{"url":"https://github.com/TryGhost/Ghost/releases/tag/v6.65.0","tags":[]},{"url":"https://github.com/TryGhost/Ghost/security/advisories/GHSA-322m-ff4g-9vx9","tags":[]}],"hasPoc":true,"ai":null}