diff --git a/pom.xml b/pom.xml
index 2fe002b..3f07fdc 100644
--- a/pom.xml
+++ b/pom.xml
@@ -104,13 +104,13 @@
         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-beans</artifactId>
-            <version>5.1.8.RELEASE</version>
+            <version>5.2.22.RELEASE</version>
             <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>org.apache.struts</groupId>
             <artifactId>struts2-core</artifactId>
-            <version>2.5.17-atlassian-1</version>
+            <version>2.5.30</version>
             <scope>provided</scope>
         </dependency>
         <dependency>
@@ -134,7 +134,7 @@
         <dependency>
             <groupId>com.google.guava</groupId>
             <artifactId>guava</artifactId>
-            <version>28.0-jre</version>
+            <version>30.0-jre</version>
             <scope>provided</scope>
         </dependency>
         <dependency>
@@ -146,7 +146,7 @@
         <dependency>
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
-            <version>2.6</version>
+            <version>2.7</version>
             <scope>compile</scope>
         </dependency>
         <dependency>