diff --git a/pom.xml b/pom.xml
index 85bf256c78586a0b519a80579ba82108b0de8b8e..36a6c4cd80f20eef2087b95b9f7406aa09b6d7d8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -92,6 +92,27 @@
       <groupId>org.opengroup.osdu</groupId>
       <artifactId>os-core-common</artifactId>
       <version>${os-core-common.version}</version>
+      <exclusions>
+        <exclusion>
+          <groupId>com.google.code.gson</groupId>
+          <artifactId>gson</artifactId>
+        </exclusion>
+        <exclusion>
+          <groupId>io.netty</groupId>
+          <artifactId>netty-handler</artifactId>
+        </exclusion>
+      </exclusions>
+    </dependency>
+
+    <dependency>
+      <groupId>com.google.code.gson</groupId>
+      <artifactId>gson</artifactId>
+      <version>2.8.9</version>
+    </dependency>
+    <dependency>
+      <groupId>io.netty</groupId>
+      <artifactId>netty-codec-http</artifactId>
+      <version>4.1.59.Final</version>
     </dependency>
 
     <dependency>
diff --git a/provider/workflow-azure/pom.xml b/provider/workflow-azure/pom.xml
index 17e085b47050d5e2e9a668ad46696fa68210b9a2..5e92d155c0a49830d7f8134e62c4d5da8dadb0af 100644
--- a/provider/workflow-azure/pom.xml
+++ b/provider/workflow-azure/pom.xml
@@ -192,6 +192,17 @@
       <groupId>org.apache.tomcat</groupId>
       <artifactId>tomcat-catalina</artifactId>
       <version>9.0.43</version>
+      <exclusions>
+        <exclusion>
+          <groupId>org.apache.tomcat</groupId>
+          <artifactId>tomcat-coyote</artifactId>
+        </exclusion>
+      </exclusions>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.tomcat</groupId>
+      <artifactId>tomcat-coyote</artifactId>
+      <version>9.0.44</version>
     </dependency>
 
     <dependency>
diff --git a/workflow-core/pom.xml b/workflow-core/pom.xml
index 8f99bd16476df169560afa9f58990550e33d9d0b..9ce3e64807f47a8519dd7da17cfacd286e170fd6 100644
--- a/workflow-core/pom.xml
+++ b/workflow-core/pom.xml
@@ -84,7 +84,7 @@
     <dependency>
       <groupId>org.apache.tomcat</groupId>
       <artifactId>tomcat-websocket</artifactId>
-      <version>9.0.43</version>
+      <version>10.0.12</version>
     </dependency>
 
     <dependency>
@@ -138,13 +138,13 @@
     <dependency>
       <groupId>io.netty</groupId>
       <artifactId>netty-codec</artifactId>
-      <version>4.1.46.Final</version>
+      <version>4.1.68.Final</version>
     </dependency>
 
     <dependency>
       <groupId>io.netty</groupId>
       <artifactId>netty-all</artifactId>
-      <version>4.1.46.Final</version>
+      <version>4.1.68.Final</version>
     </dependency>
 
     <dependency>
@@ -172,7 +172,6 @@
       <artifactId>spring-core</artifactId>
       <version>5.3.7</version>
     </dependency>
-
   </dependencies>
 
   <build>