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CISA released six Industrial Control Systems (ICS) advisories on September 23, 2025. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS.
- ICSA-25-266-01 AutomationDirect CLICK PLUS
- ICSA-25-266-02 Mitsubishi Electric MELSEC-Q Series CPU Module
- ICSA-25-266-03 Schneider Electric SESU
- ICSA-25-266-04 Viessmann Vitogate 300
- ICSA-25-023-02 Hitachi Energy RTU500 Series Product (Update A)
- ICSA-25-093-01 Hitachi Energy RTU500 Series (Update B)
CISA encourages users and administrators to review newly released ICS advisories for technical details and mitigations.
This is a companion discussion topic for the original entry at https://www.cisa.gov/news-events/alerts/2025/09/23/cisa-releases-six-industrial-control-systems-advisories