CVE-2026-22902 QuNetSwitch

Medium 5.7 Published 20 Mar 2026 Updated 25 Mar 2026

A local administrator can exploit a command injection flaw in QuNetSwitch to execute arbitrary commands on the device.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-22902?

CVE-2026-22902 is a medium-severity command injection vulnerability in QNAP Systems Inc. QuNetSwitch, published on 20 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A command injection vulnerability has been reported to affect QuNetSwitch. If a local attacker gains an administrator 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-2026-22902?

It affects 1 product.

Products include Qnap Qunetswitch.

How do I fix CVE-2026-22902?

No fix has been published for CVE-2026-22902 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-2026-22902 being exploited?

There is no known exploitation of CVE-2026-22902 in the wild and no public exploit code.

Sources

Also known as GHSA-8386-fp86-ccp9.