{"id":"CVE-2026-59817","sourceIdentifier":"security-advisories@github.com","published":"2026-07-09T18:16:57.603","lastModified":"2026-07-14T02:16:57.390","vulnStatus":"Deferred","cveTags":[],"descriptions":[{"lang":"en","value":"Ghost is a Node.js content management system. From 6.27.0 before 6.44.0, Ghost's public donation checkout flow allowed an unauthenticated attacker to control donation checkout metadata and obtain full paid gift memberships for a minimal payment without exposing customer or member data or stealing money from a site or its members. This issue is fixed in version 6.44.0."}],"affected":[{"source":"security-advisories@github.com","affectedData":[{"vendor":"TryGhost","product":"Ghost","versions":[{"version":">= 6.27.0, < 6.44.0","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","baseScore":5.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":1.4}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-07-14T01:04:43.336631Z","id":"CVE-2026-59817","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-472"},{"lang":"en","value":"CWE-639"}]}],"references":[{"url":"https://github.com/TryGhost/Ghost/commit/cab716cd015ac04b7ee50c7a405478d97bc7b1e0","source":"security-advisories@github.com"},{"url":"https://github.com/TryGhost/Ghost/commit/ee7b991b466a7849c70f9d1caed8e491ee4113c6","source":"security-advisories@github.com"},{"url":"https://github.com/TryGhost/Ghost/pull/28351","source":"security-advisories@github.com"},{"url":"https://github.com/TryGhost/Ghost/pull/28352","source":"security-advisories@github.com"},{"url":"https://github.com/TryGhost/Ghost/security/advisories/GHSA-xm43-3m56-w3wf","source":"security-advisories@github.com"}]}