diff --git a/Rce_Echo/TomcatEcho/pom.xml b/Rce_Echo/TomcatEcho/pom.xml
index 8f41d87..0d55a55 100644
--- a/Rce_Echo/TomcatEcho/pom.xml
+++ b/Rce_Echo/TomcatEcho/pom.xml
@@ -28,7 +28,7 @@
         <dependency>
             <groupId>commons-beanutils</groupId>
             <artifactId>commons-beanutils</artifactId>
-            <version>1.9.2</version>
+            <version>1.9.4</version>
         </dependency>
 <!--        <dependency>-->
 <!--            <groupId>mysql</groupId>-->
@@ -44,7 +44,7 @@
         <dependency>
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>
-            <version>8.0.19</version>
+            <version>8.0.28</version>
         </dependency>
 
 
@@ -72,7 +72,7 @@
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-core</artifactId>
-            <version>2.12.1</version>
+            <version>2.13.2</version>
         </dependency>
 
 
@@ -85,7 +85,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.67</version>
+            <version>1.2.83</version>
         </dependency>
         <dependency>
             <groupId>org.apache.tomcat</groupId>