{"id":"CVE-2026-53945","revision":"86c7554f930d48f786a55d3af503c615","records":[{"revision":"86c7554f930d48f786a55d3af503c615","observedAt":"2026-10-27T14:13:29.239+00:00","statement":{"source":"nvd","id":"CVE-2026-53945","aliases":[],"title":"Ghost is a Node.js content management system. From 6.0.9 until 6.21.1, Ghost’s private-IP check for outbound HTTP requests could be bypassed via DNS rebinding, allowing an attacker to coerce the Ghost server into reaching hosts on internal …","description":"Ghost is a Node.js content management system. From 6.0.9 until 6.21.1, Ghost’s private-IP check for outbound HTTP requests could be bypassed via DNS rebinding, allowing an attacker to coerce the Ghost server into reaching hosts on internal networks through features that issue external fetches. This vulnerability is fixed in 6.21.1.","state":0,"publishedAt":"2026-06-24T19:17:12.09+00:00","modifiedAt":"2026-10-25T22:10:00.15+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · security-advisories@github.com · Secondary","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N","score":4,"severity":"MEDIUM"}],"references":["https://github.com/TryGhost/Ghost/security/advisories/GHSA-ch52-px8q-f22j"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-53945","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Deferred","weaknesses":["CWE-367","CWE-918"],"productCriteria":[],"sourceDates":{"published":"2026-06-24T19:17:12.090","lastModified":"2026-10-25T22:10:00.150"},"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-2026-53945","identifiers":["CVE-2026-53945"]},"retained":false,"historicalAffected":[]}],"coverage":[]}