NPM: Ghost: Cross-Site Scripting in Feature Image Captions

NPM: Ghost: Cross-Site Scripting in Feature Image Captions vulnerability discovered by ? in WordPress Npm ghost versions = 4.9.0, 6.54.1...

Ghost: Cross-Site Scripting in Feature Image Captions

Impact An input validation issue allowed any staff user to create a post with content that could be used to hijack another staff user's Ghost Admin session resulting in privilege escalation. Vulnerable versions This vulnerability is present in Ghost from v4.9.0 up to v6.54.0. Patches v6.54.1...

EUVD-2026-53391

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 featureimagecaption that could be used to hijack another staff user's Ghost Admin session, resulting in privilege escalation. This issue is fixe...