CVE-2026-9089 Supply chain in Automate

High 8.8 Published 21 May 2026 Updated 22 May 2026

Attackers can execute arbitrary code by exploiting insufficient verification of components during plugin loading or self-updates in the ConnectWise Automate Agent.

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

What is CVE-2026-9089?

CVE-2026-9089 is a high-severity vulnerability in ConnectWise Automate, published on 21 May 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The ConnectWise Automate™ Agent does not fully verify the authenticity of components obtained during plugin loading and self-update operations. This issue is addressed in Automate 2026.5.

Weakness: CWE-494

Which versions are affected by CVE-2026-9089?

It affects 1 product.

Products include Connectwise Automate.

How do I fix CVE-2026-9089?

No fix has been published for CVE-2026-9089 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-9089 being exploited?

There is no known exploitation of CVE-2026-9089 in the wild and no public exploit code.

Sources

Also known as GHSA-whv3-47vh-qhwp.