{"schema":"threatline.record/2","record":{"id":"CVE-2026-103291","aliases":["GHSA-rrq6-9r3c-7w26"],"summary":"Ghost 3.20.2 before 6.51.0 SSRF via image-size fetch","details":"Ghost versions from 3.20.2 before 6.51.0 contain a server-side request forgery vulnerability in image dimension refetching that allows authenticated staff users to trigger outbound HTTP requests to arbitrary URLs. Attackers can point image cards at attacker-controlled hosts or internal network endpoints to access metadata services and internal resources unavailable from the public internet.","categories":["Applications & CMS"],"product":"Ghost","vendor":"TryGhost","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-103291","source_modified_at":"2026-10-06T01:44:08.376Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"Ghost","vendor":"TryGhost","versions":[{"version":"3.20.2","status":"affected","versionType":"semver","lessThan":"6.51.0"},{"version":"6.51.0","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-103291","source_modified_at":"2026-10-06T01:44:08.376Z","fetched_at":"2026-10-23T18:52:38.922436Z","package":{"name":"Ghost","ecosystem":null},"version":"6.51.0","basis":"first unaffected version stated in the CVE record"}],"cvss":5.3,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00143,"percentile":0.03296,"score_date":"2026-10-23"},"published_at":"2026-10-01T10:42:24.553Z","modified_at":"2026-10-06T01:44:08.376Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-103291","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-10-06T01:44:08.376Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-103291","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-rrq6-9r3c-7w26","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/ghost-3.20.2-before-6.51.0-ssrf-via-image-size-fetch","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":"partial","assessed_at":"2026-10-06T01:43:57.685756Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-06T01:44:08.376Z","content_hash":"ab018777a71b46be442d538fe8e4920e223ec77192f11cdad394fca872e795bd"}}