Upgraded dependencies.

pom.xml

@@ -31,8 +31,8 @@
         <jquery.version>3.0.0</jquery.version>
         <bootstrap.version>3.3.7</bootstrap.version>
         <webjars-locator.version>0.36</webjars-locator.version>
-        <h2.version>1.4.192</h2.version>
-        <postgresql.version>42.2.1</postgresql.version>
+        <h2.version>2.1.210</h2.version>
+        <postgresql.version>42.3.3</postgresql.version>
         <gson.version>2.7</gson.version>
         <slugify.version>2.1.5</slugify.version>
         <maven-resources-plugin.version>3.0.1</maven-resources-plugin.version>
@@ -43,11 +43,11 @@
         <commons-dbcp.version>2.7.0</commons-dbcp.version>
         <flyway-core.version>4.2.0</flyway-core.version>
         <hibernate-jpa-2.1-api.version>1.0.0.Final</hibernate-jpa-2.1-api.version>
-        <hibernate.version>5.4.10.Final</hibernate.version>
+        <hibernate.version>5.4.24.Final</hibernate.version>
         <hibernate-validator.version>6.1.0.Final</hibernate-validator.version>
         <aspectjweaver.version>1.8.9</aspectjweaver.version>
         <javax-inject.version>1</javax-inject.version>
-        <protobuf-java.version>3.1.0</protobuf-java.version>
+        <protobuf-java.version>3.16.1</protobuf-java.version>
     </properties>
 
     <repositories>