https://cve.radiocsirt.org/rss/recent/all/10 Most recent entries from all 2026-10-10T09:27:02.334640+00:00 Vulnerability-Lookup csirt@opendfir.org python-feedgen Contains only the most 10 recent entries. https://cve.radiocsirt.org/vuln/bit-ghost-2026-70593 BIT-ghost-2026-70593 — Ghost: Theme Upload Path Traversal 2026-10-10T09:27:02.337352+00:00

Affected: Bitnami: ghost

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.

 https://cve.radiocsirt.org/vuln/euvd-2026-348577 EUVD-2026-348577 2026-10-10T09:27:02.337399+00:00 EUVD-2026-348577 https://cve.radiocsirt.org/vuln/fkie_cve-2026-70593 fkie_cve-2026-70593 2026-10-10T09:27:02.337416+00:00

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.

 https://cve.radiocsirt.org/vuln/ghsa-cjc9-q5gf-327p GHSA-cjc9-q5gf-327p — Ghost: Theme Upload Path Traversal 2026-10-10T09:27:02.337438+00:00

Affected: npm: ghost

### 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 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 Stephen Sims, Off By One Security for disclosing this vulnerability responsibly.

### For more information

If you have any questions or comments about this advisory, email Ghost at [security@ghost.org](mailto:security@ghost.org).