{"id":"CVE-2026-70589","sourceIdentifier":"security-advisories@github.com","published":"2026-08-04T22:17:16.707","lastModified":"2026-10-24T15:10:00.190","vulnStatus":"Deferred","cveTags":[],"descriptions":[{"lang":"en","value":"Ghost is a Node.js content management system. From 4.22.0 until 6.54.1, a missing validation check allowed users to redeem subscription offers that were no longer active. This issue is fixed in version 6.54.1."},{"lang":"es","value":"Ghost es un sistema de gestión de contenido Node.js. Desde la versión 4.22.0 hasta la 6.54.1, una falta de comprobación de validación permitió a los usuarios canjear ofertas de suscripción que ya no estaban activas. Este problema está solucionado en la versión 6.54.1."}],"affected":[{"source":"security-advisories@github.com","affectedData":[{"vendor":"TryGhost","product":"Ghost","versions":[{"version":">= 4.22.0, < 6.54.1","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N","baseScore":4.8,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":2.2,"impactScore":2.5}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-08-05T14:16:36.620929Z","id":"CVE-2026-70589","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-20"}]}],"references":[{"url":"https://github.com/TryGhost/Ghost/commit/d91c0fc52dfc987d71a9803dbcbe6447d21b92fb","source":"security-advisories@github.com"},{"url":"https://github.com/TryGhost/Ghost/security/advisories/GHSA-4wx2-7gvj-qfq3","source":"security-advisories@github.com"}]}