CVE-2026-4526

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.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/SiliconLabsSoftware/sisdk-release/	Not Applicable
https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/069Vm00000pEGPQIA4?operationContext=S1	Permissions Required

Configurations

Configuration 1 (hide)

cpe:2.3:a:silabs:emberznet:*:*:*:*:*:*:*:*

History

25 Jun 2026, 18:32

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 6.5
First Time		Silabs Silabs emberznet
References	~~() https://github.com/SiliconLabsSoftware/sisdk-release/ -~~	() https://github.com/SiliconLabsSoftware/sisdk-release/ - Not Applicable
References	~~() https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/069Vm00000pEGPQIA4?operationContext=S1 -~~	() https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/069Vm00000pEGPQIA4?operationContext=S1 - Permissions Required
CPE		cpe:2.3:a:silabs:emberznet::::::::

25 Jun 2026, 14:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-06-25 14:16

Updated : 2026-06-25 18:32

NVD link : CVE-2026-4526

Mitre link : CVE-2026-4526

CVE.ORG link : CVE-2026-4526

JSON object : View

Products Affected

silabs

emberznet

CWE

CWE-125

Out-of-bounds Read

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