CVE-2026-104417

### Impact A vulnerability in how Ghost loads theme translation files allowed an authenticated Administrator to read JSON files outside of the active theme's directory, potentially exposing server configuration secrets. ### Vulnerable versions This vulnerability is present in Ghost from v1.20.0 up to v6.64.0. ### Patches v6.64.0 contains a fix for this issue. ### How to update For self-hosters using Docker, find [Docker's official Ghost image here](https://hub.docker.com/_/ghost). Updating a Docker-based Ghost instance [is documented here](https://docs.ghost.org/install/docker#updating-ghost). If your Ghost is a Ghost-CLI install see our documentation on [updating it to the latest version here](https://docs.ghost.org/update). ### References Ghost thanks Miguel Segovia Gil of KPMG and [Nguyễn Quốc Đồng](https://github.com/DONG2209) for disclosing this vulnerability responsibly. ### For more information If you have any questions or comments about this advisory, email us at [security@ghost.org](mailto:security@ghost.org).

Ghost from 1.20.0 before 6.64.0 contains a path traversal vulnerability in theme translation file loading that allows authenticated administrators to read JSON files outside the active theme directory. Attackers can manipulate the locale setting to load JSON files elsewhere on the server, exposing server configuration secrets.

Ghost is a Node.js content management system. From 1.20.0 until 6.64.0, a vulnerability in how Ghost loads theme translation files allowed an authenticated Administrator to read JSON files outside of the active theme's directory, potentially exposing server configuration secrets. This issue is fixed in version 6.64.0.

Ghost is a Node.js content management system. From 1.20.0 until 6.64.0, a vulnerability in how Ghost loads theme translation files allowed an authenticated Administrator to read JSON files outside of the active theme's directory, potentially exposing server configuration secrets. This issue is fixed in version 6.64.0.