diff --git a/homeassistant/components/zwave_js/api.py b/homeassistant/components/zwave_js/api.py
index 8057b900baa..38d5b99147d 100644
--- a/homeassistant/components/zwave_js/api.py
+++ b/homeassistant/components/zwave_js/api.py
@@ -342,6 +342,8 @@ async def websocket_node_status(
         "status": node.status,
         "is_secure": node.is_secure,
         "ready": node.ready,
+        "zwave_plus_version": node.zwave_plus_version,
+        "highest_security_class": node.highest_security_class,
     }
     connection.send_result(
         msg[ID],
diff --git a/tests/components/zwave_js/test_api.py b/tests/components/zwave_js/test_api.py
index 44b9acf2db5..f41f5daefb3 100644
--- a/tests/components/zwave_js/test_api.py
+++ b/tests/components/zwave_js/test_api.py
@@ -147,6 +147,8 @@ async def test_node_status(hass, multisensor_6, integration, hass_ws_client):
     assert result["is_routing"]
     assert not result["is_secure"]
     assert result["status"] == 1
+    assert result["zwave_plus_version"] == 1
+    assert result["highest_security_class"] == SecurityClass.S0_LEGACY
 
     # Test getting non-existent node fails
     await ws_client.send_json(
diff --git a/tests/fixtures/zwave_js/multisensor_6_state.json b/tests/fixtures/zwave_js/multisensor_6_state.json
index 131a5aa026f..88cdf893d4a 100644
--- a/tests/fixtures/zwave_js/multisensor_6_state.json
+++ b/tests/fixtures/zwave_js/multisensor_6_state.json
@@ -1824,5 +1824,6 @@
                 "label": "Z-Wave chip hardware version"
             }
         }
-    ]
+    ],
+    "highestSecurityClass": 7
 }