CVE-2026-105647

{"id": "CVE-2026-105647", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-105647", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-05T19:52:08.241024Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 4.0, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 2.2}]}, "affected": [{"source": "security-advisories@github.com", "affectedData": [{"vendor": "TryGhost", "product": "Ghost", "versions": [{"status": "affected", "version": ">= 6.54.1, < 6.65.0"}]}]}], "published": "2026-10-05T20:17:13.157", "references": [{"url": "https://github.com/TryGhost/Ghost/commit/3f8594eb53de883ac017545c358f59039cb152de", "source": "security-advisories@github.com"}, {"url": "https://github.com/TryGhost/Ghost/pull/30918", "source": "security-advisories@github.com"}, {"url": "https://github.com/TryGhost/Ghost/releases/tag/v6.65.0", "source": "security-advisories@github.com"}, {"url": "https://github.com/TryGhost/Ghost/security/advisories/GHSA-322m-ff4g-9vx9", "source": "security-advisories@github.com"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-367"}, {"lang": "en", "value": "CWE-918"}]}], "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."}], "lastModified": "2026-10-06T15:03:59.427", "sourceIdentifier": "security-advisories@github.com"}