CVE-2026-67245 A path traversal vulnerability was found in the VPN Clients on the ADM

High 7.0 Published 30 Jul 2026 Updated 4 Aug 2026

An authenticated attacker can exploit a path traversal flaw in ASUSTOR ADM VPN clients to write certificate files outside the intended directory.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-67245?

CVE-2026-67245 is a high-severity path traversal vulnerability in ASUSTOR Inc. ADM, published on 30 Jul 2026. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

A path traversal vulnerability was found in the VPN Clients on the ADM. The vulnerability occurs because user-controlled certificate name input is not sufficiently validated before being used to construct the upload destination path. An authenticated attacker can exploit this issue to write an uploaded certificate file outside the intended VPN certificate directory, subject to process privileges and filesystem permissions. Affected products and versions include: from ADM 4.1.0 through ADM 4.3.3.RUN1 as well as from ADM 5.0.0 through ADM 5.1.3.RI81.

Weakness: CWE-22

Which versions are affected by CVE-2026-67245?

It affects 1 product.

Products include Asustor Data Master.

How do I fix CVE-2026-67245?

No fix has been published for CVE-2026-67245 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-2026-67245 being exploited?

There is no known exploitation of CVE-2026-67245 in the wild and no public exploit code.

Sources

Also known as GHSA-mch2-xj8c-9424.