High severity7.1NVD Advisory· Published Jul 30, 2026· Updated Jul 30, 2026
Mitsubishi Electric CC-Link IE TSN Communication Protocol
CVE-2026-13584
Description
Improper Enforcement of Message Integrity During Transmission in a Communication Channel (CWE-924) vulnerability exists in the CC-Link IE TSN communication protocol. This vulnerability could allow an attacker with access to the same network segment to tamper with communication data, such as control input and output values, by sending specially crafted packets under specific timing conditions. This could allow the attacker to cause a denial-of-service (DoS) condition in the affected product by interfering with its control function or causing it to operate incorrectly.
Affected products
1Patches
Vulnerability mechanics
News mentions
1- Mitsubishi Electric CC-Link IE TSN Communication ProtocolCISA ICS Advisories