diff --git a/pom.xml b/pom.xml
index fcc9658..b34cefa 100644
--- a/pom.xml
+++ b/pom.xml
@@ -49,12 +49,12 @@
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>
             <scope>runtime</scope>
-			<version>8.0.16</version>
+			<version>8.0.33</version>
         </dependency>
         <dependency>
             <groupId>javax.mail</groupId>
             <artifactId>mail</artifactId>
-            <version>1.4</version>
+            <version>1.4.7</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
@@ -97,7 +97,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.25</version>
+            <version>1.2.83_noneautotype</version>
         </dependency>
         <dependency>
             <groupId>junit</groupId>
@@ -120,17 +120,17 @@
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
             <artifactId>httpclient</artifactId>
-            <version>4.5.3</version>
+            <version>4.5.14</version>
         </dependency>
         <dependency>
             <groupId>org.freemarker</groupId>
             <artifactId>freemarker</artifactId>
-            <version>2.3.23</version>
+            <version>2.3.33</version>
         </dependency>
         <dependency>
             <groupId>javax.xml.bind</groupId>
             <artifactId>jaxb-api</artifactId>
-            <version>2.3.0</version>
+            <version>2.3.1</version>
         </dependency>
         <dependency>
             <groupId>net.lingala.zip4j</groupId>
@@ -148,7 +148,7 @@
 		<dependency>
             <groupId>org.apache.struts</groupId>
             <artifactId>struts2-core</artifactId>
-            <version>2.3.37</version>
+            <version>2.5.33</version>
         </dependency>