CVE-2026-89409
Unvalidated ZWAVE_CMD_NODES_EXIST May Cause Deletion of End Nodes
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-940 |
| Vendor | silicon labs |
| Product | z-wave sdk |
| Published | Oct 22, 2026 |
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Affected Versions
Silicon Labs / Z-Wave SDK
7.0.0 ≤ 8.1.1 0 ≤ 6.85.02