CVE-2026-47153: Silabs Emberznet

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

In EmberZNet v9.0.2 and earlier, a malformed Level Control Step command can terminate the process through a divide-by-zero fault. This command must come from a device that has already joined the network. Only devices supporting the Level Control cluster may be impacted.

Affected products

• Silabs Emberznet: up to and including 9.0.2

Published 2026-06-25. Last modified 2026-06-25.