CVE-2025-9161 Rockwell Automation FactoryTalk Optix Remote Code Execution Vulnerability
Attackers can achieve remote code execution in Rockwell FactoryTalk Optix by exploiting unsanitized URIs to load malicious MQTT plugins.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-9161?
CVE-2025-9161 is a high-severity code injection vulnerability in Rockwell Automation FactoryTalk Optix, published on 9 Sep 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
A security issue exists within FactoryTalk Optix MQTT broker due to the lack of URI sanitization. This flaw enables the loading of remote Mosquito plugins, which can be used to achieve remote code execution.
Weakness: CWE-77
Which versions are affected by CVE-2025-9161?
It affects 1 product.
Products include Rockwellautomation Factorytalk Optix.
How do I fix CVE-2025-9161?
No fix has been published for CVE-2025-9161 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2025-9161 being exploited?
There is no known exploitation of CVE-2025-9161 in the wild and no public exploit code.
Sources
Also known as GHSA-h66j-7h34-g83p.