Security Advisory

CVE-2026-70593

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-08-04 21:49:49

Last updated 2026-08-05 14:28:19

Assigner GitHub_M

CVSS score not scored

State PUBLISHED

Description

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 LocalStorageBase and theme storage name handling. This issue is fixed in version 6.54.1.

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