CVE-2026-70593

Ghost is a Node.js content management system. From 0.10.0 until 6.54.1, a vulnerability in custom themes allowed a staff user to write files outside of the uploads directory. This could be used to alter the behavior of the installation through custom theme upload path traversal in LocalStorageBas...

Ghost: Theme Upload Path Traversal

Impact A vulnerability in custom themes allowed a staff user to write files outside of the uploads directory. This could be used to alter the behavior of the installation. Vulnerable versions This vulnerability is present in Ghost from v0.10.0 up to v6.54.0. Patches v6.54.1 contains a fix for thi...

CVE-2026-70593 Ghost: Theme Upload Path Traversal

Ghost is a Node.js content management system. From 0.10.0 until 6.54.1, a vulnerability in custom themes allowed a staff user to write files outside of the uploads directory. This could be used to alter the behavior of the installation through custom theme upload path traversal in LocalStorageBas...