{"id":"CVE-2026-89409","revision":"91812c48db4f49288b6f8e527ab04fd8","records":[{"revision":"91812c48db4f49288b6f8e527ab04fd8","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-89409","aliases":[],"title":"Unvalidated ZWAVE_CMD_NODES_EXIST May Cause Deletion of End Nodes​","description":"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.","state":0,"publishedAt":"2026-10-22T13:50:04.309+00:00","modifiedAt":"2026-10-22T19:00:32.048+00:00","affected":[{"ecosystem":"Vendor product","name":"Z-Wave SDK","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Silicon Labs\",\n                    \"product\": \"Z-Wave SDK\",\n                    \"repo\": \"https://github.com/SiliconLabsSoftware/sisdk-release/\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"7.0.0\",\n                            \"lessThanOrEqual\": \"8.1.1\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"0\",\n                            \"lessThanOrEqual\": \"6.85.02\",\n                            \"versionType\": \"semver\"\n                        }\n                    ],\n                    \"defaultStatus\": \"unaffected\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N","score":5.3,"severity":"MEDIUM"}],"references":["https://github.com/SiliconLabsSoftware/docs-security-advisories/blob/main/Advisories/500-599/A-00000591.md"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-89409","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-89409","identifiers":["CVE-2026-89409"]},"retained":false,"historicalAffected":[]}],"coverage":[]}