CVE-2026-4526
MEDIUMGlobal ZCL command parser missing minimum-length validation in EmberZNet v9.0.2
Title source: cnaDescription
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.
References (2)
Core 2
Core References
Vendor Advisory vendor-advisory
permissions-required
https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/069Vm00000pEGPQIA4?operationContext=S1
Scores
CVSS v3
6.5
EPSS
0.0025
EPSS Percentile
16.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-125
Status
published
Products (2)
silabs/emberznet
< 9.0.2
Silicon Labs/EmberZNet
< 9.0.2
Published
Jun 25, 2026
Tracked Since
Jun 25, 2026