diff --git a/pom.xml b/pom.xml
index 03020d0..3ebb905 100644
--- a/pom.xml
+++ b/pom.xml
@@ -19,7 +19,7 @@
 		<dependency>
 			<groupId>junit</groupId>
 			<artifactId>junit</artifactId>
-			<version>4.12</version>
+			<version>4.13.1</version>
 			<scope>test</scope>
 		</dependency>
 		<!-- 日志包 -->
@@ -27,56 +27,56 @@
 		<dependency>
 			<groupId>ch.qos.logback</groupId>
 			<artifactId>logback-classic</artifactId>
-			<version>1.2.3</version>
+			<version>1.3.15</version>
 		</dependency>
 		<!-- Spring 框架所需的8个jar包 -->
 		<!-- https://mvnrepository.com/artifact/org.springframework/spring-core -->
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-core</artifactId>
-			<version>${spring.version}</version>
+			<version>5.0.10.RELEASE</version>
 		</dependency>
 		<!-- https://mvnrepository.com/artifact/org.springframework/spring-beans -->
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-beans</artifactId>
-			<version>${spring.version}</version>
+			<version>5.2.22.RELEASE</version>
 		</dependency>
 		<!-- https://mvnrepository.com/artifact/org.springframework/spring-context -->
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-context</artifactId>
-			<version>${spring.version}</version>
+			<version>5.3.39</version>
 		</dependency>
 		<!-- https://mvnrepository.com/artifact/org.springframework/spring-jdbc -->
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-jdbc</artifactId>
-			<version>${spring.version}</version>
+			<version>5.2.22.RELEASE</version>
 		</dependency>
 		<!-- https://mvnrepository.com/artifact/org.springframework/spring-tx -->
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-tx</artifactId>
-			<version>${spring.version}</version>
+			<version>5.2.22.RELEASE</version>
 		</dependency>
 		<!-- https://mvnrepository.com/artifact/org.springframework/spring-web -->
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-web</artifactId>
-			<version>${spring.version}</version>
+			<version>5.3.38</version>
 		</dependency>
 		<!-- https://mvnrepository.com/artifact/org.springframework/spring-webmvc -->
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-webmvc</artifactId>
-			<version>${spring.version}</version>
+			<version>5.3.39</version>
 		</dependency>
 		<!-- https://mvnrepository.com/artifact/org.springframework/spring-test -->
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-test</artifactId>
-			<version>${spring.version}</version>
+			<version>5.0.10.RELEASE</version>
 			<scope>test</scope>
 		</dependency>
 		<!-- spring 依赖基础包 -->
@@ -84,14 +84,14 @@
 		<dependency>
 			<groupId>javax.servlet</groupId>
 			<artifactId>javax.servlet-api</artifactId>
-			<version>3.0.1</version>
+			<version>3.1.0</version>
 			<scope>provided</scope>
 		</dependency>
 		<!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-databind -->
 		<dependency>
 			<groupId>com.fasterxml.jackson.core</groupId>
 			<artifactId>jackson-databind</artifactId>
-			<version>2.12.6.1</version>
+			<version>2.13.4.2</version>
 		</dependency>
 		<!-- https://mvnrepository.com/artifact/commons-collections/commons-collections -->
 		<dependency>
@@ -104,26 +104,26 @@
 		<dependency>
 			<groupId>org.mybatis</groupId>
 			<artifactId>mybatis</artifactId>
-			<version>3.4.6</version>
+			<version>3.5.6</version>
 		</dependency>
 		<!-- https://mvnrepository.com/artifact/org.mybatis/mybatis-spring -->
 		<dependency>
 			<groupId>org.mybatis</groupId>
 			<artifactId>mybatis-spring</artifactId>
-			<version>1.3.2</version>
+			<version>3.0.5</version>
 		</dependency>
 		<!-- 数据库-MySQL依赖包 -->
 		<!-- https://mvnrepository.com/artifact/mysql/mysql-connector-java -->
 		<dependency>
 			<groupId>mysql</groupId>
 			<artifactId>mysql-connector-java</artifactId>
-			<version>8.0.28</version>
+			<version>8.0.31</version>
 		</dependency>
 		<!-- https://mvnrepository.com/artifact/c3p0/c3p0 -->
 		<dependency>
 			<groupId>c3p0</groupId>
 			<artifactId>c3p0</artifactId>
-			<version>0.9.1.2</version>
+			<version>0.9.1</version>
 		</dependency>
 		<!-- 图片处理 -->
 		<!-- https://mvnrepository.com/artifact/net.coobird/thumbnailator -->
@@ -144,13 +144,13 @@
 		<dependency>
 			<groupId>com.fasterxml.jackson.core</groupId>
 			<artifactId>jackson-databind</artifactId>
-			<version>2.12.6.1</version>
+			<version>2.13.4.2</version>
 		</dependency>
 		<!-- https://mvnrepository.com/artifact/commons-fileupload/commons-fileupload -->
 		<dependency>
 			<groupId>commons-fileupload</groupId>
 			<artifactId>commons-fileupload</artifactId>
-			<version>1.3.2</version>
+			<version>1.6.0</version>
 		</dependency>
 		<!-- thymeleaf模板 -->
         <!-- https://mvnrepository.com/artifact/org.thymeleaf/thymeleaf -->