{"schema":"threatline.record/2","record":{"id":"CVE-2026-105678","aliases":["BIT-ghost-2026-104412","BIT-ghost-2026-105678","CVE-2026-104412","GHSA-4pvx-fwjj-8gpc"],"summary":"Ghost: Editors Could Promote Staff Users to Their Own Role","details":"### Impact\n\nStaff users with the Editor or Super Editor role were able to assign their own role to Author and Contributor users, despite not having permission to assign that role.\n\n### Vulnerable versions\n\nThis vulnerability is present in Ghost from v0.5.0 up to v6.64.0.\n\n### Patches\n\nv6.64.0 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 [SecBuddyF](https://github.com/SecBuddyF) of [Tencent KeenLab](https://github.com/KeenSecurityLab), [Santosh Kumar Puppala](https://github.com/Santoshkumarpuppala), Pedro Pinho, and [Nhat Anh Vu](https://github.com/nhattanhh) 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).","categories":["Applications & CMS"],"product":"ghost","vendor":"TryGhost","ecosystem":"npm","affected_ranges":[{"source":"GitHub Advisory Database","source_url":"https://github.com/advisories/GHSA-4pvx-fwjj-8gpc","source_modified_at":"2026-10-07T20:26:04Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"ecosystem":"npm","name":"ghost"},"range":">= 0.5.0, < 6.64.0"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-105678","source_modified_at":"2026-10-07T21:44:35.429Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"Ghost","vendor":"TryGhost","versions":[{"version":">= 0.5.0, < 6.64.0","status":"affected"}],"defaultStatus":null},{"source":"OSV","source_url":"https://osv.dev/vulnerability/GHSA-4pvx-fwjj-8gpc","source_modified_at":"2026-10-13T08:26:08.710190343Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"ecosystem":"npm","name":"ghost","purl":"pkg:npm/ghost"},"ranges":[{"events":[{"introduced":"0.5.0"},{"fixed":"6.64.0"}],"type":"SEMVER"}],"versions":[]}],"fixed_versions":[{"source":"GitHub Advisory Database","source_url":"https://github.com/advisories/GHSA-4pvx-fwjj-8gpc","source_modified_at":"2026-10-07T20:26:04Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"ecosystem":"npm","name":"ghost"},"version":"6.64.0"},{"source":"OSV","source_url":"https://osv.dev/vulnerability/GHSA-4pvx-fwjj-8gpc","source_modified_at":"2026-10-13T08:26:08.710190343Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"ecosystem":"npm","name":"ghost","purl":"pkg:npm/ghost"},"version":"6.64.0"}],"cvss":4.3,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00196,"percentile":0.08815,"score_date":"2026-10-23"},"published_at":"2026-10-05T19:20:36.210Z","modified_at":"2026-10-13T08:26:08.710190343Z","provenance":[{"source":"GitHub Advisory Database","url":"https://github.com/advisories/GHSA-4pvx-fwjj-8gpc","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-07T20:26:04Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-105678","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-07T21:44:35.429Z"},{"source":"OSV","url":"https://osv.dev/vulnerability/GHSA-4pvx-fwjj-8gpc","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-13T08:26:08.710190343Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-105678","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["GitHub Advisory Database","CVE List","OSV","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/TryGhost/Ghost/security/advisories/GHSA-4pvx-fwjj-8gpc","tags":["x_refsource_CONFIRM"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-105678","source":"GitHub Advisory Database"},{"source":"CVE List","url":"https://github.com/TryGhost/Ghost/issues/30764","tags":["x_refsource_MISC"]},{"url":"https://github.com/TryGhost/Ghost/pull/30764","source":"GitHub Advisory Database"},{"source":"CVE List","url":"https://github.com/TryGhost/Ghost/commit/99c5642b9bb481df4811a004a6f19d6143ed9aaf","tags":["x_refsource_MISC"]},{"source":"CVE List","url":"https://github.com/TryGhost/Ghost/releases/tag/v6.64.0","tags":["x_refsource_MISC"]},{"url":"https://github.com/advisories/GHSA-4pvx-fwjj-8gpc","source":"GitHub Advisory Database"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-07T21:44:22.619499Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-13T08:26:08.710190343Z","content_hash":"19bc4b2e2cd7c78eb0e6139de55cf4bcc6cb71460ebb4e81098cc5051fc342ab"}}