{"items":[{"id":"NVI-00015159","kind":"vulnerability","title":"Ghost: Paid gift memberships obtainable at minimal cost via the donations feature","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-xm43-3m56-w3wf","CVE-2026-59817"],"plain_summary":"GitHub lists this reviewed advisory for ghost. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-31a5bba7ddd6d2c06cb30226e94519af"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-08-04T21:57:50.000Z","value":"5.3 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-31a5bba7ddd6d2c06cb30226e94519af"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-31a5bba7ddd6d2c06cb30226e94519af","url":"https://github.com/advisories/GHSA-xm43-3m56-w3wf","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-xm43-3m56-w3wf","publisher":"GitHub Advisory Database","observed_at":"2026-11-03T09:58:09.980Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-31a5bba7ddd6d2c06cb30226e94519af"],"technology":"ghost","known_exclusions":[],"conditions_summary":"### Impact\n\nA vulnerability in Ghost's public donation checkout flow allowed an unauthenticated attacker to obtain full paid gift memberships for a minimal payment. No customer or member data was exposed, and the issue could not be used to steal money from a site or its members.\n\n### Vulnerable versions\n\nThis vulnerability is present in Ghost from v6.27.0 up to v6.43.1.\n\n### Patches\n\nv6.44.0 contains a fix for this issue. \n\n### How to update\n\nFor self-hosters using Docker, find Docker’s official Ghost image on Docker Hub and follow the documentation on updating a Docker-based Ghost instance.\n\nFor self-hosters using Ghost-CLI, see the documentation for updating Ghost to the latest version.\n\n### Workarounds\n\nIf upgrading immediately is not possible, you can remove the vulnerable checkout path by disabling the donations feature in Ghost Admin under Settings → Membership → Tips & donations unti","public_affected_ranges":[">= 6.27.0, < 6.44.0"]}],"null_published_at":"2026-11-03T10:03:26.554Z","source_updated_at":"2026-08-04T21:57:50.000Z","source_disclosed_at":"2026-08-04T21:57:48.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-11-03T09:58:09.980Z"}],"next_cursor":null,"snapshot_revision":"42594"}