CVE-2026-6432 PUBLISHED

Improper bounds validation in EmberZNet SDK

Assigner: Silabs
Reserved: 16.04.2026 Published: 25.06.2026 Updated: 25.06.2026

Improper bounds validation in EmberZNet SDK versions 9.0.2 and earlier may result in crashes or dynamic memory leakage.

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
CVSS Score: 5.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	Low	Confidentiality	None
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	Low
User Interaction	None

CVSS 4.0

Vendor	Silicon Labs
Product	SiSDK
Versions	Default: unaffected affected from 0 to 2025.12 and earlier (incl.)

Junming C. (@Chapoly1305) and Prof. Qiang Zeng of George Mason University finder