CVE-2026-12659 | Rockwell Automation FLEX 5000 EtherNet IP Adapter 6.011 CIP resource consumption

A vulnerability was found in Rockwell Automation FLEX 5000 EtherNet IP Adapter 6.011 and classified as critical. The affected element is an unknown function of the component CIP Handler. Executing a manipulation can lead to resource consumption.

This vulnerability is registered as CVE-2026-12659. It is possible to launch the attack remotely. No exploit is available.