CVE-2026-72593 dulldusk phpfm - Missing Authentication by Default Allows Full Filesystem Access
Unauthenticated attackers can access full file manager functionality to read, write, delete, and upload files on the server.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-72593?
CVE-2026-72593 is a critical missing authorization vulnerability in dulldusk phpfm, published on 10 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A missing authentication vulnerability in dulldusk/phpfm through 1.8.0 allows an unauthenticated remote attacker to access the full file manager functionality including reading, writing, deleting, and uploading files anywhere on the server filesystem.
Weakness: CWE-306
Which versions are affected by CVE-2026-72593?
How do I fix CVE-2026-72593?
No fix has been published for CVE-2026-72593 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-72593 being exploited?
There is no known exploitation of CVE-2026-72593 in the wild and no public exploit code.
Sources
Also known as GHSA-pp5f-3rgg-523r.