threat-intel
Mitsubishi Electric CC-Link IE TSN Communication Protocol
Critical
Summary
A critical vulnerability (CVE-2026-13584) exists in the CC-Link IE TSN communication protocol used by Mitsubishi Electric industrial controllers. Attackers with network access can manipulate communication data by sending crafted packets, potentially causing denial-of-service conditions and disrupting control functions. This affects a wide range of Mitsubishi Electric controllers, including MX-R models, and requires no exploit code to trigger.
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