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CVE-2026-94502— Out-of-bounds write in Zigbee Publish Price Matrix handling

Quick assessment

Affected
Silicon Labs EmberZNet
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 EmberZNet 9.1.1 及更早版本中，畸形的“发布价格矩阵”（Publish Price Matrix）命令可能导致越界写入，进而引发远程代码执行（RCE）。此类消息必须来自已加入网络的设备。仅支持“价格簇”（Price Cluster）的设备会受到此漏洞影响。

CVSS 7.5 · High

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-94502

Vulnerability Information
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Vulnerability Title
Out-of-bounds write in Zigbee Publish Price Matrix handling
Source: CVE Program / CVE List V5
Vulnerability Description
In EmberZNet 9.1.1 and earlier, a malformed Publish Price Matrix command can result in an out-of-bounds write potentially leading to remote code execution. These messages must come from a device that has already joined the network. Only devices supporting the Price Cluster are impacted.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Silicon Labs EmberZNet 0 ~ 9.1.1 -

II. Public POCs for CVE-2026-94502

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III. Intelligence Information for CVE-2026-94502

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Other References for CVE-2026-94502 (1)

Same Patch Batch · Silicon Labs · 2026-10-22 · 8 CVEs total

CVE-2026-85079 7.5 HIGH Out-of-bounds write in Zigbee Simple_Desc_req handling
CVE-2026-66279 7.2 HIGH Dis-connect vulnerability in Connect Stack
CVE-2026-85080 6.0 MEDIUM Authenticated Denial-of-Service in Zigbee GetGroupMembership Handling
CVE-2026-66281 6.0 MEDIUM Authenticated Denial-of-Service in Zigbee Discover Attributes Handling
CVE-2026-66282 6.0 MEDIUM Authenticated Denial-of-Service in Zigbee Publish Billing Period
CVE-2026-89409 5.3 MEDIUM Unvalidated ZWAVE_CMD_NODES_EXIST May Cause Deletion of End Nodes​
CVE-2026-89410 5.1 MEDIUM Out-of-bounds read in Z-Wave NCP SPI Handler

IV. Related Vulnerabilities

Same product: EmberZNet
Same vendor: Silicon Labs
Same weakness: CWE-121

V. Comments for CVE-2026-94502

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