CVE-2026-22901 QuNetSwitch

Medium 6.3 Published 20 Mar 2026 Updated 25 Mar 2026

Remote attackers with user accounts can execute arbitrary commands on QNAP QuNetSwitch devices, requiring an upgrade to secure the system.

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-2026-22901?

CVE-2026-22901 is a medium-severity command injection vulnerability in QNAP Systems Inc. QuNetSwitch, published on 20 Mar 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A command injection vulnerability has been reported to affect QuNetSwitch. If a remote attacker gains a user account, they can then exploit the vulnerability to execute arbitrary commands.

We have already fixed the vulnerability in the following version: QuNetSwitch 2.0.5.0906 and later

Weakness: CWE-78

Which versions are affected by CVE-2026-22901?

It affects 1 product.

Products include Qnap Qunetswitch.

How do I fix CVE-2026-22901?

No fix has been published for CVE-2026-22901 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2026-22901 being exploited?

There is no known exploitation of CVE-2026-22901 in the wild and no public exploit code.

Sources

Also known as GHSA-2987-rjmh-cpp7.