{"cve":"CVE-2026-59817","nvd":{"published":"2026-07-09T18:16:57.603","modified":"2026-10-25T17:10:00.197","status":"Deferred","description":"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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","score":5.3},"cwes":["CWE-472","CWE-639"],"references":["https://github.com/TryGhost/Ghost/commit/cab716cd015ac04b7ee50c7a405478d97bc7b1e0","https://github.com/TryGhost/Ghost/commit/ee7b991b466a7849c70f9d1caed8e491ee4113c6","https://github.com/TryGhost/Ghost/pull/28351","https://github.com/TryGhost/Ghost/pull/28352","https://github.com/TryGhost/Ghost/security/advisories/GHSA-xm43-3m56-w3wf"],"products":[],"source":"nvd","synced_at":"2026-10-25T17:50:06.907763985+00:00"},"epss":{"cve":"CVE-2026-59817","score":0.00403,"percentile":0.34263,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-xm43-3m56-w3wf","url":"https://osv.dev/vulnerability/GHSA-xm43-3m56-w3wf","summary":"Ghost: Paid gift memberships obtainable at minimal cost via the donations feature","modified":"2026-08-04T22:00:24.104134033Z","packages":[{"ecosystem":"npm","name":"ghost","purl":"pkg:npm/ghost","ranges":[">=6.27.0 <6.44.0"],"fixed":["6.44.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}