high7.5
CVE-2026-66281
In EmberZNet 9.1.1 and earlier, a malformed Discover Attributes command can result in a loop with unreachable exit condition (infinite loop).
Impact
In EmberZNet 9.1.1 and earlier, a malformed Discover Attributes command can result in a loop with unreachable exit condition (infinite loop). These messages must come from a device that has already joined the network. Only devices supporting manufacturer-specific clusters are impacted.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Silabs | Emberznet | through 9.1.1 |