fixing vulnerabilities dependencies

Change-Id: I51785fd34f28fb3aa088bd9cd9395cc4d0566388
Issue-ID: SO-3846
Signed-off-by: waqas.ikram <waqas.ikram@est.tech>
diff --git a/pom.xml b/pom.xml
index 70394f0..c85a9eb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -25,6 +25,7 @@
         <equalsverifier-version>3.4.1</equalsverifier-version>
         <so-core-version>1.8.0-SNAPSHOT</so-core-version>
         <so-etsi-sol003-adapter-version>1.9.0-SNAPSHOT</so-etsi-sol003-adapter-version>
+        <gson-version>2.8.9</gson-version>
     </properties>
 
     <build>
diff --git a/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-api/pom.xml b/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-api/pom.xml
index c61e2aa..0b1a24e 100644
--- a/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-api/pom.xml
+++ b/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-api/pom.xml
@@ -101,6 +101,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
+            <version>${gson-version}</version>
         </dependency>
         <dependency>
             <groupId>javax.xml.bind</groupId>