[Control systems] Mitsubishi Electric security advisory (AV26-616)
Serial number: AV26-616 Date: June 19, 2026 On June 18, 2026, Mitsubishi Electric published security advisories to address vulnerabilities in the following products: FX5-EIP EtherNet/IP Module FX5-EIP – version 1.000 and prior FX5-ENET/IP Ethernet Module FX5-ENET/IP – all versions The Cyber Centre encourages users and administrators to review the provided web links and apply the necessary updates. Denial-of-service (DoS) vulnerability in MELSEC iQ-F Series EtherNet/IP module (PDF) Denial-of-service (DoS) vulnerability in MELSEC iQ-F Series FX5-ENET/IP Ethernet module (PDF) Multiple denial-of-service (DoS) vulnerabilities in Ethernet function of MELSEC iQ-F Series EtherNet/IP module and Ethernet module (PDF)
CSIRTS triage
- What
- Multiple denial-of-service vulnerabilities have been identified in Mitsubishi Electric products.
- Who is affected
- Users of FX5-EIP and FX5-ENET/IP modules are affected.
- Urgency
- Remediation is urgent due to the potential for service disruption.
- Action
- Apply the necessary updates as recommended by Mitsubishi Electric.
AI-assisted analysis generated from the source advisory — verify against the original.
Details
Original advisory: https://cyber.gc.ca/en/alerts-advisories/control-systems-mitsubishi-electric-security-advisory-av26-616
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