{"id":"CVE-2026-59817","aliases":["BIT-ghost-2026-59817","GHSA-xm43-3m56-w3wf"],"url":"https://o3.security/vulnerability/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.","published":"2026-07-09T17:40:15.629Z","modified":"2026-08-12T03:51:14.796365676Z","cvss":{"score":5.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"npm","name":"ghost","fixedVersion":"6.44.0"}],"fix":{"url":"https://github.com/TryGhost/Ghost/commit/cab716cd015ac04b7ee50c7a405478d97bc7b1e0","label":"TryGhost/Ghost@cab716c"},"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"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:14.796365676Z"}}