CVE-2026-0604 FastDup <= 2.7 - Authenticated (Contributor+) Path Traversal via 'dir_path' REST Parameter
Authenticated contributors can read arbitrary server directories via path traversal in the FastDup WordPress plugin.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-0604?
CVE-2026-0604 is a medium-severity path traversal vulnerability in ninjateam FastDup – Fastest WordPress Migration & Duplicator, published on 6 Jan 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The FastDup – Fastest WordPress Migration & Duplicator plugin for WordPress is vulnerable to Path Traversal in all versions up to, and including, 2.7 via the 'dir_path' parameter in the 'njt-fastdup/v1/template/directory-tree' REST API endpoint. This makes it possible for authenticated attackers, with Contributor-level access and above, to read the contents of arbitrary directories on the server, which can contain sensitive information.
Weakness: CWE-22
Which versions are affected by CVE-2026-0604?
How do I fix CVE-2026-0604?
No fix has been published for CVE-2026-0604 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-0604 being exploited?
There is no known exploitation of CVE-2026-0604 in the wild and no public exploit code.
Sources
Also known as GHSA-r2mf-gj7h-w7cp.