Serial number: AV26–324
Date: April 7, 2026
Between March 30 and April 5, 2026, CISA published ICS advisories to address vulnerabilities in the following products:
- Anritsu Remote Spectrum Monitor MS27100 – all versions
- Anritsu Remote Spectrum Monitor MS27101A – all versions
- Anritsu Remote Spectrum Monitor MS27102A – all versions
- Anritsu Remote Spectrum Monitor MS27103A – all versions
- Hitachi Energy Ellipse – version 9.0.50 and prior
- PX4 Autopilot – v1.16.0_SITL_latest_stable (CVE-2026-1579)
- Siemens CPCI85 Central Processing/Communication RTUM85 RTU Base – versions prior to V26.10
- Siemens CPCI85 Central Processing/Communication SICORE Base system – versions prior to V26.10
- Yokogawa CENTUM VP – multiple versions
The Cyber Centre encourages users and administrators to review the provided web link, perform the suggested mitigations and apply the necessary updates if available.
![[Control systems] CISA ICS security advisories (AV26–324)](https://canadiancyberwatch.ca/wp-content/uploads/2026/03/cyber-open-graph-1024x538.jpg)