THREAT OPS › Threat News › Mitsubishi Electric CC-Link IE TSN Communication Protocol
Mitsubishi Electric CC-Link IE TSN Communication Protocol
<p><a href="https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-211-07.json"><strong>View CSAF</strong></a></p> <h2>Summary</h2> <p><strong>Successful exploitation of this vulnerability could allow an attacker with access to the same network segment to tamper with communication data in the affected product by sending specially crafted packets under specific timing conditi
MITRE ATT&CK techniques
Indicators of compromise
- CVE-2026-13584cve
- https://www.cve.org/CVERecord?id=CVE-2026-13584url
- https://www.mitsubishielectric.com/psirt/vulnerability/pdf/2026-005_en.pdfurl
- https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:Lurl
- https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:Nurl
Original source: https://www.cisa.gov/news-events/ics-advisories/icsa-26-211-07
Same event, other sources
- Mitsubishi Electric CC-Link IE TSN Communication Protocolcisa_advisories · 2026-07-30