{"id":"CVE-2026-70591","title":"Ghost is a Node.js content management system","summary":"Ghost is a Node.js content management system. From 0.10.0 until 6.54.1, a Server-Side Request Forgery in Ghost Admin image fetching allowed any staff-level user to perform a blind HTTP GET request against internal hosts. No output was re…","severity":"medium","cvss":4.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N","cwe":["CWE-918"],"vendor":"ghost","product":"ghost","affected":["ghost >= 0.10.0, < 6.54.1"],"patched":["ghost 6.54.1"],"published":"2026-08-04","updated":"2026-09-08","sourceUpdated":"2026-09-08T20:51:43.490","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-70591","references":[{"url":"https://github.com/TryGhost/Ghost/commit/5eff2de0f477b11c88f20bceb9d184c0d3b8a62e","label":"security-advisories@github.com"},{"url":"https://github.com/TryGhost/Ghost/releases/tag/v6.54.1","label":"security-advisories@github.com"},{"url":"https://github.com/TryGhost/Ghost/security/advisories/GHSA-gcvv-72q8-9v76","label":"security-advisories@github.com"},{"url":"https://github.com/advisories/GHSA-gcvv-72q8-9v76"}],"tags":["nvd","ghsa","npm"],"epss":0.00226,"epssPercentile":0.13552,"aliases":["GHSA-gcvv-72q8-9v76"],"ecosystem":"npm","ingestedAt":"2026-08-04T21:42:19.336Z","slug":"CVE-2026-70591","body":"## Overview\n\nGhost is a Node.js content management system. From 0.10.0 until 6.54.1, a Server-Side Request Forgery in Ghost Admin image fetching allowed any staff-level user to perform a blind HTTP GET request against internal hosts. No output was returned, but this could have been used to probe open ports on internal hosts. This issue is fixed in version 6.54.1.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Package advisory (CVE-2026-70591)\n\nAffected packages:\n\n- `ghost >= 0.10.0, < 6.54.1`\n\nPatched in:\n\n- `ghost 6.54.1`\n\nSource: https://github.com/advisories/GHSA-gcvv-72q8-9v76","depth":"sunlit","depthScore":23,"depthScoreParts":{"impact":22.5,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}