CVE-2026-9127 Studio 5000 Logix Designer® – Multiple Vulnerabilities
An authenticated user can modify external tool paths to execute arbitrary code, posing a risk to industrial automation environments.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-9127?
CVE-2026-9127 is a high-severity missing authorization vulnerability in Rockwell Automation Studio 5000 Logix Designer, published on 14 Jul 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
A remote code execution security issue exists within Studio 5000 Logix Designer® due to incorrect authorization on a configuration file. This can allow any authenticated user to modify the paths of external tools configured within the application. If exploited, an attacker could alter the configuration to point to a malicious executable, resulting in arbitrary code execution when any user interacts with the external tools functionality.
Weakness: CWE-863
Which versions are affected by CVE-2026-9127?
It affects 1 product.
Products include Rockwellautomation Studio 5000 Logix Designer.
How do I fix CVE-2026-9127?
No fix has been published for CVE-2026-9127 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-9127 being exploited?
There is no known exploitation of CVE-2026-9127 in the wild and no public exploit code.
Other vulnerabilities in Rockwell Automation Studio 5000 Logix Designer
Sources
Also known as GHSA-7j8p-86gv-324v.