diff --git a/pom.xml b/pom.xml
index c5dfaa9..b35916f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -259,7 +259,7 @@
         <dependency>
             <groupId>com.thoughtworks.xstream</groupId>
             <artifactId>xstream</artifactId>
-            <version>1.4.9</version>
+            <version>1.4.19</version>
         </dependency>
 
         <!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-core -->