diff --git a/dubbo-common/src/main/java/org/apache/dubbo/common/json/JSON.java b/dubbo-common/src/main/java/org/apache/dubbo/common/json/JSON.java
index 7eddf3d988b..f9da1d2fbc0 100644
--- a/dubbo-common/src/main/java/org/apache/dubbo/common/json/JSON.java
+++ b/dubbo-common/src/main/java/org/apache/dubbo/common/json/JSON.java
@@ -23,6 +23,8 @@
 public interface JSON {
     boolean isSupport();
 
+    boolean isJson(String json);
+
     <T> T toJavaObject(String json, Type type);
 
     <T> List<T> toJavaList(String json, Class<T> clazz);
diff --git a/dubbo-common/src/main/java/org/apache/dubbo/common/json/impl/FastJson2Impl.java b/dubbo-common/src/main/java/org/apache/dubbo/common/json/impl/FastJson2Impl.java
index ef3e783a74e..ed0cca1d81a 100644
--- a/dubbo-common/src/main/java/org/apache/dubbo/common/json/impl/FastJson2Impl.java
+++ b/dubbo-common/src/main/java/org/apache/dubbo/common/json/impl/FastJson2Impl.java
@@ -19,9 +19,17 @@
 import java.lang.reflect.Type;
 import java.util.List;
 
+import com.alibaba.fastjson2.JSONValidator;
 import com.alibaba.fastjson2.JSONWriter;
 
 public class FastJson2Impl extends AbstractJSONImpl {
+
+    @Override
+    public boolean isJson(String json) {
+        JSONValidator validator = JSONValidator.from(json);
+        return validator.validate();
+    }
+
     @Override
     public <T> T toJavaObject(String json, Type type) {
         return com.alibaba.fastjson2.JSON.parseObject(json, type);
diff --git a/dubbo-common/src/main/java/org/apache/dubbo/common/json/impl/FastJsonImpl.java b/dubbo-common/src/main/java/org/apache/dubbo/common/json/impl/FastJsonImpl.java
index 97af77891f3..30d74d47a6f 100644
--- a/dubbo-common/src/main/java/org/apache/dubbo/common/json/impl/FastJsonImpl.java
+++ b/dubbo-common/src/main/java/org/apache/dubbo/common/json/impl/FastJsonImpl.java
@@ -23,6 +23,16 @@
 
 public class FastJsonImpl extends AbstractJSONImpl {
 
+    @Override
+    public boolean isJson(String json) {
+        try {
+            Object obj = com.alibaba.fastjson.JSON.parse(json);
+            return obj instanceof com.alibaba.fastjson.JSONObject || obj instanceof com.alibaba.fastjson.JSONArray;
+        } catch (com.alibaba.fastjson.JSONException e) {
+            return false;
+        }
+    }
+
     @Override
     public <T> T toJavaObject(String json, Type type) {
         return com.alibaba.fastjson.JSON.parseObject(json, type);
diff --git a/dubbo-common/src/main/java/org/apache/dubbo/common/json/impl/GsonImpl.java b/dubbo-common/src/main/java/org/apache/dubbo/common/json/impl/GsonImpl.java
index cd4e53a7ad4..da79d9e91a3 100644
--- a/dubbo-common/src/main/java/org/apache/dubbo/common/json/impl/GsonImpl.java
+++ b/dubbo-common/src/main/java/org/apache/dubbo/common/json/impl/GsonImpl.java
@@ -20,12 +20,25 @@
 import java.util.List;
 
 import com.google.gson.Gson;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonParser;
+import com.google.gson.JsonSyntaxException;
 import com.google.gson.reflect.TypeToken;
 
 public class GsonImpl extends AbstractJSONImpl {
     // weak reference of com.google.gson.Gson, prevent throw exception when init
     private volatile Object gsonCache = null;
 
+    @Override
+    public boolean isJson(String json) {
+        try {
+            JsonElement jsonElement = JsonParser.parseString(json);
+            return jsonElement.isJsonObject() || jsonElement.isJsonArray();
+        } catch (JsonSyntaxException e) {
+            return false;
+        }
+    }
+
     @Override
     public <T> T toJavaObject(String json, Type type) {
         return getGson().fromJson(json, type);
diff --git a/dubbo-common/src/main/java/org/apache/dubbo/common/json/impl/JacksonImpl.java b/dubbo-common/src/main/java/org/apache/dubbo/common/json/impl/JacksonImpl.java
index 28d822f8600..aff91726445 100644
--- a/dubbo-common/src/main/java/org/apache/dubbo/common/json/impl/JacksonImpl.java
+++ b/dubbo-common/src/main/java/org/apache/dubbo/common/json/impl/JacksonImpl.java
@@ -20,7 +20,9 @@
 import java.util.List;
 
 import com.fasterxml.jackson.annotation.JsonInclude.Include;
+import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.DeserializationFeature;
+import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.MapperFeature;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.json.JsonMapper;
@@ -31,6 +33,16 @@ public class JacksonImpl extends AbstractJSONImpl {
 
     private volatile Object jacksonCache = null;
 
+    @Override
+    public boolean isJson(String json) {
+        try {
+            JsonNode node = objectMapper.readTree(json);
+            return node.isObject() || node.isArray();
+        } catch (JsonProcessingException e) {
+            return false;
+        }
+    }
+
     @Override
     public <T> T toJavaObject(String json, Type type) {
         try {
diff --git a/dubbo-common/src/main/java/org/apache/dubbo/common/utils/JsonUtils.java b/dubbo-common/src/main/java/org/apache/dubbo/common/utils/JsonUtils.java
index 0d259c6e51b..3ee05919d4c 100644
--- a/dubbo-common/src/main/java/org/apache/dubbo/common/utils/JsonUtils.java
+++ b/dubbo-common/src/main/java/org/apache/dubbo/common/utils/JsonUtils.java
@@ -146,4 +146,8 @@ public static String getString(Map<String, ?> obj, String key) {
     public static List<String> checkStringList(List<?> rawList) {
         return getJson().checkStringList(rawList);
     }
+
+    public static boolean checkJson(String json) {
+        return getJson().isJson(json);
+    }
 }
diff --git a/dubbo-common/src/test/java/org/apache/dubbo/common/utils/JsonUtilsTest.java b/dubbo-common/src/test/java/org/apache/dubbo/common/utils/JsonUtilsTest.java
index 1b63d217d51..4d04e587413 100644
--- a/dubbo-common/src/test/java/org/apache/dubbo/common/utils/JsonUtilsTest.java
+++ b/dubbo-common/src/test/java/org/apache/dubbo/common/utils/JsonUtilsTest.java
@@ -63,6 +63,49 @@ void teardown() {
         }
     }
 
+    @Test
+    void testIsJson() {
+        JsonUtils.setJson(null);
+        // prefer use fastjson2
+        System.setProperty("dubbo.json-framework.prefer", "fastjson2");
+        Assertions.assertTrue(
+                JsonUtils.getJson().isJson("{\"title\":\"Java Programming\",\"author\":\"John Doe\",\"pages\":300}"));
+        Assertions.assertFalse(JsonUtils.getJson().isJson("This is not a JSON string"));
+        Assertions.assertTrue(
+                JsonUtils.getJson().isJson("[{\"title\":\"Java Programming\"}, {\"title\":\"Python Programming\"}]"));
+        System.clearProperty("dubbo.json-framework.prefer");
+
+        // prefer use fastjson
+        JsonUtils.setJson(null);
+        System.setProperty("dubbo.json-framework.prefer", "fastjson");
+        Assertions.assertTrue(
+                JsonUtils.getJson().isJson("{\"title\":\"Java Programming\",\"author\":\"John Doe\",\"pages\":300}"));
+        Assertions.assertFalse(JsonUtils.getJson().isJson("This is not a JSON string"));
+        Assertions.assertTrue(
+                JsonUtils.getJson().isJson("[{\"title\":\"Java Programming\"}, {\"title\":\"Python Programming\"}]"));
+        System.clearProperty("dubbo.json-framework.prefer");
+
+        // prefer use gson
+        JsonUtils.setJson(null);
+        System.setProperty("dubbo.json-framework.prefer", "gson");
+        Assertions.assertTrue(
+                JsonUtils.getJson().isJson("{\"title\":\"Java Programming\",\"author\":\"John Doe\",\"pages\":300}"));
+        Assertions.assertFalse(JsonUtils.getJson().isJson("This is not a JSON string"));
+        Assertions.assertTrue(
+                JsonUtils.getJson().isJson("[{\"title\":\"Java Programming\"}, {\"title\":\"Python Programming\"}]"));
+        System.clearProperty("dubbo.json-framework.prefer");
+
+        // prefer use jackson
+        JsonUtils.setJson(null);
+        System.setProperty("dubbo.json-framework.prefer", "jackson");
+        Assertions.assertTrue(
+                JsonUtils.getJson().isJson("{\"title\":\"Java Programming\",\"author\":\"John Doe\",\"pages\":300}"));
+        Assertions.assertFalse(JsonUtils.getJson().isJson("This is not a JSON string"));
+        Assertions.assertTrue(
+                JsonUtils.getJson().isJson("[{\"title\":\"Java Programming\"}, {\"title\":\"Python Programming\"}]"));
+        System.clearProperty("dubbo.json-framework.prefer");
+    }
+
     @Test
     void testGetJson1() {
         Assertions.assertNotNull(JsonUtils.getJson());
diff --git a/dubbo-registry/dubbo-registry-zookeeper/src/main/java/org/apache/dubbo/registry/zookeeper/ZookeeperRegistry.java b/dubbo-registry/dubbo-registry-zookeeper/src/main/java/org/apache/dubbo/registry/zookeeper/ZookeeperRegistry.java
index 4052df8d262..e1eb953d72d 100644
--- a/dubbo-registry/dubbo-registry-zookeeper/src/main/java/org/apache/dubbo/registry/zookeeper/ZookeeperRegistry.java
+++ b/dubbo-registry/dubbo-registry-zookeeper/src/main/java/org/apache/dubbo/registry/zookeeper/ZookeeperRegistry.java
@@ -22,6 +22,7 @@
 import org.apache.dubbo.common.utils.CollectionUtils;
 import org.apache.dubbo.common.utils.ConcurrentHashMapUtils;
 import org.apache.dubbo.common.utils.ConcurrentHashSet;
+import org.apache.dubbo.common.utils.JsonUtils;
 import org.apache.dubbo.common.utils.UrlUtils;
 import org.apache.dubbo.registry.NotifyListener;
 import org.apache.dubbo.registry.support.CacheableFailbackRegistry;
@@ -46,6 +47,7 @@
 import static org.apache.dubbo.common.constants.CommonConstants.CHECK_KEY;
 import static org.apache.dubbo.common.constants.CommonConstants.INTERFACE_KEY;
 import static org.apache.dubbo.common.constants.CommonConstants.PATH_SEPARATOR;
+import static org.apache.dubbo.common.constants.LoggerCodeConstants.PROTOCOL_ERROR_DESERIALIZE;
 import static org.apache.dubbo.common.constants.LoggerCodeConstants.REGISTRY_ZOOKEEPER_EXCEPTION;
 import static org.apache.dubbo.common.constants.RegistryConstants.CONFIGURATORS_CATEGORY;
 import static org.apache.dubbo.common.constants.RegistryConstants.CONSUMERS_CATEGORY;
@@ -201,7 +203,15 @@ public void doSubscribe(final URL url, final NotifyListener listener) {
                 ChildListener zkListener = ConcurrentHashMapUtils.computeIfAbsent(
                         listeners, listener, k -> (parentPath, currentChildren) -> {
                             for (String child : currentChildren) {
-                                child = URL.decode(child);
+                                try {
+                                    child = URL.decode(child);
+                                    if (!(JsonUtils.checkJson(child))) {
+                                        throw new Exception("dubbo-admin subscribe " + child + " failed,beacause "
+                                                + child + "is root path in " + url);
+                                    }
+                                } catch (Exception e) {
+                                    logger.warn(PROTOCOL_ERROR_DESERIALIZE, "", "", e.getMessage());
+                                }
                                 if (!anyServices.contains(child)) {
                                     anyServices.add(child);
                                     subscribe(