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CVE-2026-66282

Authenticated Denial-of-Service in Zigbee Publish Billing Period

MEDIUM
6
CVSS Score
Published: October 22, 2026 at 01:44 PM UTC
Updated: October 23, 2026 at 12:18 PM UTC
1 product affected across 1 vendorEmberZNet

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Severity
MEDIUM6
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

In EmberZNet 9.1.1 and earlier, a malformed Publish Billing Period command can result in a recursive function call that will never reach its end condition. These messages must come from a device that has already joined the network. Only devices supporting the Price Cluster are impacted.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

EmberZNet· Silicon
90%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: cverecord
https://github.com/SiliconLabsSoftware/docs-security-advisories/blob/main/Advisories/500-599/A-00000590.md

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6MEDIUMSilabs
Vector?

Quick Info

StatusUNDERGOING ANALYSIS
CWE
CWE-674

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