Fix:library security

examples/dubbo/java-client/pom.xml

@@ -97,7 +97,7 @@
 		<dependency>
 			<groupId>com.thoughtworks.xstream</groupId>
 			<artifactId>xstream</artifactId>
-			<version>1.4.1</version>
+			<version>1.4.7</version>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.bsf</groupId>
@@ -107,7 +107,7 @@
 		<dependency>
 			<groupId>org.apache.zookeeper</groupId>
 			<artifactId>zookeeper</artifactId>
-			<version>3.3.3</version>
+			<version>3.4.9</version>
 		</dependency>
 		<dependency>
 			<groupId>com.github.sgroschupf</groupId>

examples/dubbo/java-server/pom.xml

@@ -97,7 +97,7 @@
         <dependency>
             <groupId>org.apache.zookeeper</groupId>
             <artifactId>zookeeper</artifactId>
-            <version>3.4.6</version>
+            <version>3.4.9</version>
         </dependency>
 
     </dependencies>

examples/jsonrpc/java-client/pom.xml

@@ -97,7 +97,7 @@
 		<dependency>
 			<groupId>com.thoughtworks.xstream</groupId>
 			<artifactId>xstream</artifactId>
-			<version>1.4.1</version>
+			<version>1.4.7</version>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.bsf</groupId>
@@ -107,7 +107,7 @@
 		<dependency>
 			<groupId>org.apache.zookeeper</groupId>
 			<artifactId>zookeeper</artifactId>
-			<version>3.3.3</version>
+			<version>3.4.9</version>
 		</dependency>
 		<dependency>
 			<groupId>com.github.sgroschupf</groupId>

examples/jsonrpc/java-server/pom.xml

@@ -97,7 +97,7 @@
         <dependency>
             <groupId>org.apache.zookeeper</groupId>
             <artifactId>zookeeper</artifactId>
-            <version>3.4.6</version>
+            <version>3.4.9</version>
         </dependency>
 
     </dependencies>