{"id":"GHSA-4wx2-7gvj-qfq3","revision":"67d9d51f79ed4d069c29609593805626","records":[{"revision":"67d9d51f79ed4d069c29609593805626","observedAt":"2026-10-24T13:17:17.793+00:00","statement":{"source":"osv","id":"GHSA-4wx2-7gvj-qfq3","aliases":["BIT-ghost-2026-70589","CVE-2026-70589"],"title":"Ghost: Archived Offers can be Redeemed","description":"### Impact\n\nA missing validation check allowed users to redeem subscription offers that were no longer active.\n\n### Vulnerable versions\n\nThis vulnerability is present in Ghost from v4.22.0 up to v6.54.0.\n\n### Patches\n\nv6.54.1 contains a fix for this issue.\n\n### How to update\n\nFor self-hosters using Docker, find [Docker's official Ghost image here](https://hub.docker.com/_/ghost). Updating a Docker-based Ghost instance [is documented here](https://docs.ghost.org/install/docker#updating-ghost). \n\nIf your Ghost is a Ghost-CLI install see our documentation on [updating it to the latest version here](https://docs.ghost.org/update). \n\n### References\n\nGhost thanks Pedro Pinho for disclosing this vulnerability responsibly.\n\n### For more information\n\nIf you have any questions or comments about this advisory, email us at [security@ghost.org](mailto:security@ghost.org).","state":0,"publishedAt":"2026-08-04T21:11:12+00:00","modifiedAt":"2026-08-17T08:10:34.5140822+00:00","affected":[{"ecosystem":"npm","name":"ghost","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"4.22.0"},{"kind":"fixed","version":"6.54.1"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V3","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"MODERATE"}],"references":["https://github.com/TryGhost/Ghost/security/advisories/GHSA-4wx2-7gvj-qfq3","https://github.com/TryGhost/Ghost/commit/d91c0fc52dfc987d71a9803dbcbe6447d21b92fb","https://github.com/TryGhost/Ghost"],"sourceUrl":"https://github.com/advisories/GHSA-4wx2-7gvj-qfq3","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-4wx2-7gvj-qfq3","identifiers":["GHSA-4wx2-7gvj-qfq3","BIT-ghost-2026-70589","CVE-2026-70589"]},"retained":false,"historicalAffected":[]}],"coverage":[]}