Skip to content
Heist/ feed
Medium

Unvalidated ZWAVE_CMD_NODES_EXIST May Cause Deletion of End Nodes​

Type: advisorySource: Official CVE List1 source record

In Z-Wave SDK 8.1.1 and earlier (for 700/800 series devices) and 6.85.02 and earlier (for 500 series devices), missing checks in the ZWAVE_CMD_NODES_EXIST handler can result in nodes being removed from the network. These messages must come from a device that has already joined the network.

Announced Group revision 1
Original source ↗

CVE-2026-89409

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2026-89409

Z-Wave SDK

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "repo": "https://github.com/SiliconLabsSoftware/sisdk-release/",
    "vendor": "Silicon Labs",
    "product": "Z-Wave SDK",
    "versions": [
      {
        "status": "affected",
        "version": "7.0.0",
        "versionType": "semver",
        "lessThanOrEqual": "8.1.1"
      },
      {
        "status": "affected",
        "version": "0",
        "versionType": "semver",
        "lessThanOrEqual": "6.85.02"
      }
    ],
    "defaultStatus": "unaffected"
  }
]
Related CVEs
CVE-2026-89409

Source reference: /cveMetadata/cveId

Publisher severity

medium

Source reference: /containers/cna/metrics

Event
#52368 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement

Revision history

  1. CVE-2026-89409 · Revision 1Source updated