{"id":"CVE-2026-70596","revision":"3553d5aa714c4fa1ac17f1fae45bdec7","records":[{"revision":"3553d5aa714c4fa1ac17f1fae45bdec7","observedAt":"2026-10-25T15:18:57.446+00:00","statement":{"source":"nvd","id":"CVE-2026-70596","aliases":[],"title":"Ghost is a Node.js content management system. From 4.9.0 until 6.54.1, an input validation issue allowed any staff user to create a post with content in feature_image_caption that could be used to hijack another staff user's Ghost Admin ses…","description":"Ghost is a Node.js content management system. From 4.9.0 until 6.54.1, an input validation issue allowed any staff user to create a post with content in feature_image_caption that could be used to hijack another staff user's Ghost Admin session, resulting in privilege escalation. This issue is fixed in 6.54.1.","state":0,"publishedAt":"2026-08-05T16:17:03.463+00:00","modifiedAt":"2026-10-24T15:10:00.19+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · security-advisories@github.com · Secondary","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L","score":4.3,"severity":"MEDIUM"}],"references":["https://github.com/TryGhost/Ghost/commit/a8bea3a4ceec4c852b880f4885119453c3d8588e","https://github.com/TryGhost/Ghost/pull/29635","https://github.com/TryGhost/Ghost/releases/tag/v6.54.1","https://github.com/TryGhost/Ghost/security/advisories/GHSA-pr22-p9rp-2cqv"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-70596","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Deferred","weaknesses":["CWE-79"],"productCriteria":[],"sourceDates":{"published":"2026-08-05T16:17:03.463","lastModified":"2026-10-24T15:10:00.190"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2026-70596","identifiers":["CVE-2026-70596"]},"retained":false,"historicalAffected":[]}],"coverage":[]}