diff --git a/library-service-rest-frontend/pom.xml b/library-service-rest-frontend/pom.xml
index 40dde47..eaf9c48 100644
--- a/library-service-rest-frontend/pom.xml
+++ b/library-service-rest-frontend/pom.xml
@@ -91,7 +91,7 @@
         <dependency>
             <groupId>com.thoughtworks.xstream</groupId>
             <artifactId>xstream</artifactId>
-            <version>1.4.7</version>
+            <version>1.4.15</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.ws</groupId>