The security of our products is important to us as your industrial automation supplier. This security issue was found internally during routine testing and is being reported based on our commitment to customer transparency and improvement of all business environments.
Product Description
ArmorStart® Distributed Motor Controllers are easy-to-deploy, on-machine motor control solutions that simplify installation and support EtherNet/IP™ networks for industrial automation systems.
Affected Products and Solution
Affected Product |
CVE |
Affected Firmware Version |
Corrected in Firmware Version |
Affected Catalog Numbers |
ArmorStart® LT |
CVE-2026-19471 |
v2.001 and below |
Bul 290E, 291E & 294E |
|
ArmorStart® LT |
CVE-2026-19472 |
v2.001 and below |
Bul 290E, 291E & 294E |
Security Issue Details for CVE-2026-19471
Category |
Details |
CVE ID |
CVE-2026-19471 |
Impact |
Multiple stored cross-site scripting security issues exist within ArmorStart® LT. Stored XSS occurs when user input is not properly sanitized and is stored on the server, allowing an attacker to inject malicious scripts that will be executed when other users access the affected page. |
CVSS 3.1 Base Score |
|
CVSS 4.0 Base Score |
|
CWE |
CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') |
Known Exploited Vulnerability |
No |
Security Issue Details for CVE-2026-19472
Category |
Details |
CVE ID |
CVE-2026-19472 |
Impact |
A denial-of-service security issue exists within ArmorStart® LT. The security issue stems from improper handling of a crafted HTTP PUT request sent to the embedded web server. This can result in a loss of web server availability
|
CVSS 3.1 Base Score |
|
CVSS 4.0 Base Score |
|
CWE |
CWE-770: Allocation of Resources Without Limits or Throttling |
Known Exploited Vulnerability |
No |
Mitigations and Workarounds
Customers using the affected software, who are not able to upgrade to one of the corrected versions, should use our security best practices.
Revision History
Revision |
Date |
Description |
1.0 |
9/1/2026 |
Initial release |
Glossary:
· Denial-of-Service (DoS): An attack that disrupts the normal functioning of a system, often by overwhelming it with requests.
· Web Server: A software and hardware system that serves content over the internet using the Hypertext Transfer Protocol (HTTP) or its secure version HTTPS. Its primary role is to store, process, and deliver webpages to users' browsers upon request.
· Stored Cross-Site Scripting (XSS): A vulnerability where malicious scripts are stored on the server and executed in the browser of users who access the affected content.
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Support
If you have any questions regarding the security issue(s) above and how to mitigate them, contact TechConnect for help. More information can be found at Contact Us | Rockwell Automation | US.
If you have any questions regarding this disclosure, please contact PSIRT
Email: rasecure@ra.rockwell.com
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