What is GHSA-66pg-69wm-9qqf?

GHSA-66pg-69wm-9qqf is a security advisory published by GitHub Security Advisories with Medium severity. In EmberZNet 9.1.1 and earlier, a malformed Discover Attributes command can result in a loop with...

Which CVE IDs does GHSA-66pg-69wm-9qqf cover?

GHSA-66pg-69wm-9qqf covers the following CVE IDs: CVE-2026-66281. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-66pg-69wm-9qqf?

GHSA-66pg-69wm-9qqf has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-66pg-69wm-9qqfMediumCVSS 7.5

In EmberZNet 9.1.1 and earlier, a malformed Discover Attributes command can result in a loop with...

Vendor

GitHub Security Advisories

Published

October 22, 2026

Last Modified

October 29, 2026

🔗 CVE IDs covered (1)

CVE-2026-66281 →

📋 Description

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.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-66281
https://github.com/SiliconLabsSoftware/docs-security-advisories/blob/main/Advisories/500-599/A-00000590.md
https://github.com/advisories/GHSA-66pg-69wm-9qqf