CVE-2026-47151 PUBLISHED

Door Lock ClearWeekdaySchedule invalid table index and write in EmberZNet v9.0.2

Assigner: Silabs
Reserved: 18.05.2026 Published: 25.06.2026 Updated: 25.06.2026

In EmberZNet v9.0.2 and earlier, malformed ClearWeekdaySchedule messages can trigger out-of-bounds writes into Door Lock schedule state. The size and location of this data is limited. These messages must come from a device that has already joined the network. Only devices supporting the Door Lock cluster may be impacted.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N
CVSS Score: 7.1

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

CVSS 4.0

Product Status

Vendor	Silicon Labs
Product	EmberZNet
Versions	Default: unaffected affected from 0 to 9.0.2 (incl.)

Credits

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

CVE-2026-47151 PUBLISHED

Door Lock ClearWeekdaySchedule invalid table index and write in EmberZNet v9.0.2

Metrics

Product Status

Credits

References

Problem Types

Impacts