diff --git a/cassandra-plugins/pom.xml b/cassandra-plugins/pom.xml
index a8eee59e0..e39e3f7e5 100644
--- a/cassandra-plugins/pom.xml
+++ b/cassandra-plugins/pom.xml
@@ -104,7 +104,7 @@
     <dependency>
       <groupId>io.netty</groupId>
       <artifactId>netty-all</artifactId>
-      <version>4.1.16.Final</version>
+      <version>4.1.42.Final</version>
       <scope>test</scope>
     </dependency>
     <dependency>
diff --git a/pom.xml b/pom.xml
index 4f6356f43..f5d60fa06 100644
--- a/pom.xml
+++ b/pom.xml
@@ -123,7 +123,7 @@
     <zookeeper.version>3.4.5</zookeeper.version>
     <json-path.version>2.2.0</json-path.version>
     <json.version>20160212</json.version>
-    <netty.version>4.1.75.Final</netty.version>
+    <netty.version>4.1.42.Final</netty.version>
     <netty-http.version>1.3.0</netty-http.version>
     <spark.version>3.3.2</spark.version>
     <testSourceLocation>${project.basedir}/src/test/java/</testSourceLocation>