CVE-2026-59817: Tryghost Ghost

Medium severity, CVSS 5.3. EPSS: 0.4% chance of exploitation in the next 30 days.

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 products

• Tryghost Ghost: from 6.27.0, before 6.44.0 (fixed in 6.44.0)

Published 2026-07-09. Last modified 2026-07-14.