Vulnerability details

CVE-2026-47148

Silicon Labs EmberZNet

Groups GetGroupMembership count/list-length mismatch in EmberZNet v9.0.2

CVSS 4.0
7.1High

Official description

In EmberZNet v9.0.2 and earlier, malformed GetGroupMembership commands can trigger repeated reads past the end of the message payload 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. Only devices supporting the Groups cluster may be impacted.

CVSS scores

ScoreVersionSourceVector
7.1High 4.0 CVEProject cvelistV5 (CNA) (Silabs) CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Affected products

VendorProductVersionsSource
Silicon Labs EmberZNet v ≤ 9.0.2 CVEProject cvelistV5 (CNA)

References and advisories

2
Kolun on Telegram @kolunsec Exploited CVEs, key news and a daily digest Alerts for this product's next CVEsFollow the product to get new vulnerabilities on Telegram.

Details

Published
2026-06-25
Last updated
2026-06-25
State
Published
Assigner (CNA)
Silabs

Exploit prediction (EPSS)

0.43%
Probability of exploitation in 30 days
38%
Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable
Yes
Exploitation
None
Technical impact
Partial

Weaknesses (CWE)

  • CWE-125
    Out-of-bounds Read