CVE-2026-4526: 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, malformed global ZCL messages can trigger out-of-bounds reads in framework parsing logic and terminate the process. These messages must come from a device that has already joined the network, and no information leakage back to the sender was observed.

Affected products

• Silabs Emberznet: up to and including 9.0.2

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