{"schema":"threatline.record/2","record":{"id":"CVE-2026-103283","aliases":["GHSA-q55r-w7fh-rmh6"],"summary":"Ghost 6.20.0 before 6.57.1 Authentication Bypass via Session Handling","details":"Ghost versions 6.20.0 before 6.57.1 contain a session handling vulnerability that allows authenticated staff users to log in as any other staff user with only the password, bypassing two-factor authentication. Attackers with valid staff credentials can exploit improper session management to impersonate other staff members and gain unauthorized access to administrative functions.","categories":["Applications & CMS"],"product":"Ghost","vendor":"TryGhost","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-103283","source_modified_at":"2026-10-06T01:41:33.164Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"Ghost","vendor":"TryGhost","versions":[{"version":"6.20.0","status":"affected","versionType":"semver","lessThan":"6.57.1"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-103283","source_modified_at":"2026-10-06T01:41:33.164Z","fetched_at":"2026-10-23T18:52:38.922436Z","package":{"name":"Ghost","ecosystem":null},"version":"6.57.1","basis":"first unaffected version stated in the CVE record"}],"cvss":8.6,"severity":"High","kev":{"listed":false},"epss":{"probability":0.00269,"percentile":0.18069,"score_date":"2026-10-23"},"published_at":"2026-10-01T10:42:18.910Z","modified_at":"2026-10-06T01:41:33.164Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-103283","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-10-06T01:41:33.164Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-103283","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/TryGhost/Ghost/security/advisories/GHSA-q55r-w7fh-rmh6","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/ghost-6.20.0-before-6.57.1-authentication-bypass-via-session-handling","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"total","assessed_at":"2026-10-06T01:41:23.844330Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-06T01:41:33.164Z","content_hash":"65f6aabc9d26ad4a9484c0d21a18717c888d1e623c6983b3678bc7fb20d023b6"}}