[Control systems] Siemens security advisory (AV26-290)

Serial number: AV26-290
Date: March 27, 2026

On March 26, 2026, Siemens published a security advisory to address vulnerabilities in the following products. Included were updates for the following products:

• CPCI85 Central Processing/Communication – versions prior to V26.10
• RTUM85 RTU Base – versions prior to V26.10
• SICORE Base system – versions prior to V26.10.0

The Cyber Centre encourages users and administrators to review the web links provided, perform the suggested mitigations and apply the necessary updates.

• SSA-246443: Multiple Vulnerabilities in SICAM 8 Products
• Siemens Security Advisories