CVE-2026-66281: silabs emberznet

CVSS 7.5 (high) · published 2026-10-22

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 (NVD): silabs emberznet

Weakness: CWE-835

Source: NVD CVE-2026-66281

References

• https://github.com/SiliconLabsSoftware/docs-security-advisories/blob/main/Advisories/500-599/A-00000590.md

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