CVE-2026-13768 Gardyn IoT Hub Use of Hard-coded Credentials

Critical 9.5 Published Updated

Hardcoded privileged keys in Gardyn IoT devices allow attackers to retrieve connection data and execute arbitrary commands on connected devices.

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-2026-13768?

CVE-2026-13768 is a critical vulnerability in Gardyn Cloud API, published on 2 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Gardyn devices expose a privileged iothubowner key. Access to this key will allow a malicious user to invoke an IoTHub Registry Manager function which returns connection information for all Gardyn Home Kit and Studio devices. Access to this key also allows a malicious user to execute arbitrary commands on a specific connected device and may allow the malicious user to pivot to other devices on the user's network.

Weakness: CWE-798

Which versions are affected by CVE-2026-13768?

How do I fix CVE-2026-13768?

No fix has been published for CVE-2026-13768 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-13768 being exploited?

There is no known exploitation of CVE-2026-13768 in the wild and no public exploit code.

Public exploit code: 2 proofs of concept on GitHub.

Sources

Also known as GHSA-22gx-ghv9-47gj.

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