{"id":"CVE-2026-59817","summary":"Ghost: Paid gift memberships obtainable at minimal cost via the donations feature","details":"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.","aliases":["BIT-ghost-2026-59817","GHSA-xm43-3m56-w3wf"],"modified":"2026-07-16T03:31:11.232013525Z","published":"2026-07-09T17:40:15.629Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/59xxx/CVE-2026-59817.json","cna_assigner":"GitHub_M","cwe_ids":["CWE-472","CWE-639"]},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/59xxx/CVE-2026-59817.json"},{"type":"ADVISORY","url":"https://github.com/TryGhost/Ghost/security/advisories/GHSA-xm43-3m56-w3wf"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-59817"},{"type":"FIX","url":"https://github.com/TryGhost/Ghost/commit/cab716cd015ac04b7ee50c7a405478d97bc7b1e0"},{"type":"FIX","url":"https://github.com/TryGhost/Ghost/commit/ee7b991b466a7849c70f9d1caed8e491ee4113c6"},{"type":"FIX","url":"https://github.com/TryGhost/Ghost/pull/28351"},{"type":"FIX","url":"https://github.com/TryGhost/Ghost/pull/28352"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/tryghost/ghost","events":[{"introduced":"2daa6eba775c961ca41f2732b622d9deb86a39ee"},{"fixed":"42dd01fb05574217adc8b77bb2bbc85149c332b0"},{"fixed":"cab716cd015ac04b7ee50c7a405478d97bc7b1e0"},{"fixed":"ee7b991b466a7849c70f9d1caed8e491ee4113c6"}],"database_specific":{"extracted_events":[{"introduced":"6.27.0"},{"fixed":"6.44.0"}],"source":["DESCRIPTION","REFERENCES"]}}],"versions":["v6.43.1","v6.43.0","v6.42.0","v6.41.1","v6.41.0","v6.40.0","v6.39.0","v6.38.0","v6.37.1","v6.37.0","v6.36.0","v6.35.0","v6.34.0","v6.33.0","v6.32.0","v6.31.0","v6.30.0","v6.29.1","v6.29.0","v6.28.0","v6.27.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-59817.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"}]}