CVE-2025-55746 Directus allows unauthenticated file upload and file modification due to lacking input sanitization

Critical 9.3 Published Updated

Unauthenticated attackers can upload or modify files with arbitrary content, potentially leading to code execution or data tampering in Directus.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2025-55746?

CVE-2025-55746 is a critical vulnerability in Monospace Directus, published on 20 Aug 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Directus is a real-time API and App dashboard for managing SQL database content. From 10.8.0 to before 11.9.3, a vulnerability exists in the file update mechanism which allows an unauthenticated actor to modify existing files with arbitrary contents (without changes being applied to the files' database-resident metadata) and / or upload new files, with arbitrary content and extensions, which won't show up in the Directus UI. This vulnerability is fixed in 11.9.3.

Weakness: CWE-73, CWE-434

Which versions are affected by CVE-2025-55746?

4 open source packages ship an affected version, including @directus/api and directus. It affects 1 product.

PackageAffectedFixed in
@directus/api npmFrom 14.1.028.0.2
@directus/api npmFrom 14.1.028.0.2
directus npmFrom 10.8.011.9.3
directus npmFrom 10.8.011.9.3

Products include Monospace Directus.

How do I fix CVE-2025-55746?

Upgrade @directus/api to 28.0.2 or later.

Is CVE-2025-55746 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-55746 exists.

Public exploit code: 1 Nuclei template and 1 proofs of concept on GitHub.

All Monospace Directus vulnerabilities

Sources

Also known as GHSA-mv33-9f6j-pfmc.

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