{"id":"CVE-2026-105677","sourceIdentifier":"security-advisories@github.com","published":"2026-10-05T20:17:14.733","lastModified":"2026-10-06T15:03:59.427","vulnStatus":"Deferred","cveTags":[],"descriptions":[{"lang":"en","value":"Ghost is a Node.js content management system. From 6.10.3 until 6.64.0, a vulnerability in how Ghost loads theme translation files allowed an authenticated Administrator to execute arbitrary code on the server via a crafted theme. This issue is fixed in version 6.64.0."}],"affected":[{"source":"security-advisories@github.com","affectedData":[{"vendor":"TryGhost","product":"Ghost","versions":[{"version":">= 6.10.3, < 6.64.0","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","baseScore":7.2,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.2,"impactScore":5.9}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-10-06T13:39:53.030196Z","id":"CVE-2026-105677","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-22"},{"lang":"en","value":"CWE-94"},{"lang":"en","value":"CWE-829"}]}],"references":[{"url":"https://github.com/TryGhost/Ghost/commit/d2f498694be549074dd5817fd0e8a1371b65df02","source":"security-advisories@github.com"},{"url":"https://github.com/TryGhost/Ghost/issues/30635","source":"security-advisories@github.com"},{"url":"https://github.com/TryGhost/Ghost/releases/tag/v6.64.0","source":"security-advisories@github.com"},{"url":"https://github.com/TryGhost/Ghost/security/advisories/GHSA-jj74-hc2q-xrvm","source":"security-advisories@github.com"}]}