{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-59817","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-07-07T15:00:50.978Z","datePublished":"2026-07-09T17:40:15.629Z","dateUpdated":"2026-07-14T01:04:55.237Z"},"containers":{"cna":{"title":"Ghost: Paid gift memberships obtainable at minimal cost via the donations feature","problemTypes":[{"descriptions":[{"cweId":"CWE-472","lang":"en","description":"CWE-472: External Control of Assumed-Immutable Web Parameter","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-639","lang":"en","description":"CWE-639: Authorization Bypass Through User-Controlled Key","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","version":"3.1"}}],"references":[{"name":"https://github.com/TryGhost/Ghost/security/advisories/GHSA-xm43-3m56-w3wf","tags":["x_refsource_CONFIRM"],"url":"https://github.com/TryGhost/Ghost/security/advisories/GHSA-xm43-3m56-w3wf"},{"name":"https://github.com/TryGhost/Ghost/pull/28351","tags":["x_refsource_MISC"],"url":"https://github.com/TryGhost/Ghost/pull/28351"},{"name":"https://github.com/TryGhost/Ghost/pull/28352","tags":["x_refsource_MISC"],"url":"https://github.com/TryGhost/Ghost/pull/28352"},{"name":"https://github.com/TryGhost/Ghost/commit/cab716cd015ac04b7ee50c7a405478d97bc7b1e0","tags":["x_refsource_MISC"],"url":"https://github.com/TryGhost/Ghost/commit/cab716cd015ac04b7ee50c7a405478d97bc7b1e0"},{"name":"https://github.com/TryGhost/Ghost/commit/ee7b991b466a7849c70f9d1caed8e491ee4113c6","tags":["x_refsource_MISC"],"url":"https://github.com/TryGhost/Ghost/commit/ee7b991b466a7849c70f9d1caed8e491ee4113c6"}],"affected":[{"vendor":"TryGhost","product":"Ghost","versions":[{"version":">= 6.27.0, < 6.44.0","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-07-09T17:40:15.629Z"},"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."}],"source":{"advisory":"GHSA-xm43-3m56-w3wf","discovery":"UNKNOWN"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-14T01:04:43.336631Z","id":"CVE-2026-59817","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-07-14T01:04:55.237Z"}}]}}