diff --git a/samples/server/petstore/jaxrs-datelib-j8/pom.xml b/samples/server/petstore/jaxrs-datelib-j8/pom.xml
index 866410b5463..5d42fc1f7d6 100644
--- a/samples/server/petstore/jaxrs-datelib-j8/pom.xml
+++ b/samples/server/petstore/jaxrs-datelib-j8/pom.xml
@@ -178,7 +178,7 @@
     <jersey2-version>2.22.2</jersey2-version>
     <jackson-version>2.8.9</jackson-version>
     <junit-version>4.13.1</junit-version>
-    <logback-version>1.1.7</logback-version>
+    <logback-version>1.2.13</logback-version>
     <servlet-api-version>2.5</servlet-api-version>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
   </properties>
diff --git a/samples/server/petstore/spring-mvc-j8-async/pom.xml b/samples/server/petstore/spring-mvc-j8-async/pom.xml
index c964f3c165f..f9bbe97a279 100644
--- a/samples/server/petstore/spring-mvc-j8-async/pom.xml
+++ b/samples/server/petstore/spring-mvc-j8-async/pom.xml
@@ -154,7 +154,7 @@
     <dependency>
         <groupId>org.apache.httpcomponents</groupId>
         <artifactId>httpclient</artifactId>
-        <version>4.5.2</version>
+        <version>4.5.13</version>
         <scope>test</scope>
     </dependency>
     </dependencies>
@@ -164,11 +164,11 @@
         <maven.compiler.target>${java.version}</maven.compiler.target>
         <jetty-version>9.3.27.v20190418</jetty-version>
         <slf4j-version>1.7.21</slf4j-version>
-        <junit-version>4.13.1</junit-version>
+        <junit-version>4.13.2</junit-version>
         <servlet-api-version>2.5</servlet-api-version>
-        <springfox-version>2.7.0</springfox-version>
+        <springfox-version>2.10.0</springfox-version>
         <jackson-version>2.11.4</jackson-version>
         <jackson-threetenbp-version>2.6.4</jackson-threetenbp-version>
-        <spring-version>4.3.9.RELEASE</spring-version>
+        <spring-version>5.2.24.RELEASE</spring-version>
     </properties>
 </project>
diff --git a/samples/server/petstore/spring-mvc-j8-localdatetime/pom.xml b/samples/server/petstore/spring-mvc-j8-localdatetime/pom.xml
index 93250828f96..99c943738d7 100644
--- a/samples/server/petstore/spring-mvc-j8-localdatetime/pom.xml
+++ b/samples/server/petstore/spring-mvc-j8-localdatetime/pom.xml
@@ -154,7 +154,7 @@
     <dependency>
         <groupId>org.apache.httpcomponents</groupId>
         <artifactId>httpclient</artifactId>
-        <version>4.5.2</version>
+        <version>4.5.13</version>
         <scope>test</scope>
     </dependency>
     </dependencies>
@@ -164,11 +164,11 @@
         <maven.compiler.target>${java.version}</maven.compiler.target>
         <jetty-version>9.3.27.v20190418</jetty-version>
         <slf4j-version>1.7.21</slf4j-version>
-        <junit-version>4.13.1</junit-version>
+        <junit-version>4.13.2</junit-version>
         <servlet-api-version>2.5</servlet-api-version>
-        <springfox-version>2.7.0</springfox-version>
+        <springfox-version>2.10.0</springfox-version>
         <jackson-version>2.11.4</jackson-version>
         <jackson-threetenbp-version>2.6.4</jackson-threetenbp-version>
-        <spring-version>4.3.9.RELEASE</spring-version>
+        <spring-version>5.2.24.RELEASE</spring-version>
     </properties>
 </project>
diff --git a/samples/server/petstore/spring-mvc/pom.xml b/samples/server/petstore/spring-mvc/pom.xml
index 86d5b18318d..eb439d3bef1 100644
--- a/samples/server/petstore/spring-mvc/pom.xml
+++ b/samples/server/petstore/spring-mvc/pom.xml
@@ -154,7 +154,7 @@
     <dependency>
         <groupId>org.apache.httpcomponents</groupId>
         <artifactId>httpclient</artifactId>
-        <version>4.5.2</version>
+        <version>4.5.13</version>
         <scope>test</scope>
     </dependency>
     </dependencies>
@@ -164,11 +164,11 @@
         <maven.compiler.target>${java.version}</maven.compiler.target>
         <jetty-version>9.3.27.v20190418</jetty-version>
         <slf4j-version>1.7.21</slf4j-version>
-        <junit-version>4.13.1</junit-version>
+        <junit-version>4.13.2</junit-version>
         <servlet-api-version>2.5</servlet-api-version>
-        <springfox-version>2.7.0</springfox-version>
+        <springfox-version>2.10.0</springfox-version>
         <jackson-version>2.11.4</jackson-version>
         <jackson-threetenbp-version>2.6.4</jackson-threetenbp-version>
-        <spring-version>4.3.9.RELEASE</spring-version>
+        <spring-version>5.2.24.RELEASE</spring-version>
     </properties>
 </project>
diff --git a/samples/server/petstore/springboot-beanvalidation/pom.xml b/samples/server/petstore/springboot-beanvalidation/pom.xml
index 09551b3c91a..27db3b46403 100644
--- a/samples/server/petstore/springboot-beanvalidation/pom.xml
+++ b/samples/server/petstore/springboot-beanvalidation/pom.xml
@@ -9,7 +9,7 @@
         <java.version>1.7</java.version>
         <maven.compiler.source>${java.version}</maven.compiler.source>
         <maven.compiler.target>${java.version}</maven.compiler.target>
-        <springfox-version>2.7.0</springfox-version>
+        <springfox-version>2.10.0</springfox-version>
     </properties>
     <parent>
         <groupId>org.springframework.boot</groupId>
diff --git a/samples/server/petstore/springboot-delegate-j8/pom.xml b/samples/server/petstore/springboot-delegate-j8/pom.xml
index 5bf29c050eb..980661539b5 100644
--- a/samples/server/petstore/springboot-delegate-j8/pom.xml
+++ b/samples/server/petstore/springboot-delegate-j8/pom.xml
@@ -9,7 +9,7 @@
         <java.version>1.8</java.version>
         <maven.compiler.source>${java.version}</maven.compiler.source>
         <maven.compiler.target>${java.version}</maven.compiler.target>
-        <springfox-version>2.7.0</springfox-version>
+        <springfox-version>2.10.0</springfox-version>
     </properties>
     <parent>
         <groupId>org.springframework.boot</groupId>
diff --git a/samples/server/petstore/springboot-delegate/pom.xml b/samples/server/petstore/springboot-delegate/pom.xml
index ff8319148d6..4665b1587f6 100644
--- a/samples/server/petstore/springboot-delegate/pom.xml
+++ b/samples/server/petstore/springboot-delegate/pom.xml
@@ -9,7 +9,7 @@
         <java.version>1.7</java.version>
         <maven.compiler.source>${java.version}</maven.compiler.source>
         <maven.compiler.target>${java.version}</maven.compiler.target>
-        <springfox-version>2.7.0</springfox-version>
+        <springfox-version>2.10.0</springfox-version>
     </properties>
     <parent>
         <groupId>org.springframework.boot</groupId>
diff --git a/samples/server/petstore/springboot-implicitHeaders/pom.xml b/samples/server/petstore/springboot-implicitHeaders/pom.xml
index ff8319148d6..4665b1587f6 100644
--- a/samples/server/petstore/springboot-implicitHeaders/pom.xml
+++ b/samples/server/petstore/springboot-implicitHeaders/pom.xml
@@ -9,7 +9,7 @@
         <java.version>1.7</java.version>
         <maven.compiler.source>${java.version}</maven.compiler.source>
         <maven.compiler.target>${java.version}</maven.compiler.target>
-        <springfox-version>2.7.0</springfox-version>
+        <springfox-version>2.10.0</springfox-version>
     </properties>
     <parent>
         <groupId>org.springframework.boot</groupId>
diff --git a/samples/server/petstore/springboot-useoptional/pom.xml b/samples/server/petstore/springboot-useoptional/pom.xml
index 5f11e30ff5b..c29d5723db5 100644
--- a/samples/server/petstore/springboot-useoptional/pom.xml
+++ b/samples/server/petstore/springboot-useoptional/pom.xml
@@ -9,7 +9,7 @@
         <java.version>1.7</java.version>
         <maven.compiler.source>${java.version}</maven.compiler.source>
         <maven.compiler.target>${java.version}</maven.compiler.target>
-        <springfox-version>2.7.0</springfox-version>
+        <springfox-version>2.10.0</springfox-version>
     </properties>
     <parent>
         <groupId>org.springframework.boot</groupId>
diff --git a/samples/server/petstore/springboot/pom.xml b/samples/server/petstore/springboot/pom.xml
index ff8319148d6..4665b1587f6 100644
--- a/samples/server/petstore/springboot/pom.xml
+++ b/samples/server/petstore/springboot/pom.xml
@@ -9,7 +9,7 @@
         <java.version>1.7</java.version>
         <maven.compiler.source>${java.version}</maven.compiler.source>
         <maven.compiler.target>${java.version}</maven.compiler.target>
-        <springfox-version>2.7.0</springfox-version>
+        <springfox-version>2.10.0</springfox-version>
     </properties>
     <parent>
         <groupId>org.springframework.boot</groupId>
diff --git a/samples/server/petstore/undertow/pom.xml b/samples/server/petstore/undertow/pom.xml
index e8d2b4600fe..cd9c65e0415 100644
--- a/samples/server/petstore/undertow/pom.xml
+++ b/samples/server/petstore/undertow/pom.xml
@@ -25,12 +25,12 @@
         <version.commons.codec>1.10</version.commons.codec>
         <version.encoder>1.2</version.encoder>
         <version.metrics>3.1.2</version.metrics>
-        <version.logback>1.1.7</version.logback>
+        <version.logback>1.2.13</version.logback>
         <version.junit>4.12</version.junit>
         <version.mockito>2.1.0-beta.124</version.mockito>
-        <version.undertow>1.4.0.Final</version.undertow>
+        <version.undertow>2.2.36.Final</version.undertow>
         <version.jsonpath>2.2.0</version.jsonpath>
-        <version.httpclient>4.5.2</version.httpclient>
+        <version.httpclient>4.5.13</version.httpclient>
         <version.httpasyncclient>4.1.2</version.httpasyncclient>
         <version.swagger>1.5.10</version.swagger>
     </properties>