diff --git a/libraries.gradle b/libraries.gradle
index e31730c720..3d9dffd6ce 100644
--- a/libraries.gradle
+++ b/libraries.gradle
@@ -4,21 +4,21 @@ ext {
     logbackVersion = '1.2.8'
     hibernateVersion = '5.5.4.Final'
     geronimoVersion = '1.1.1'
-    jettyVersion = '9.4.23.v20191118'
+    jettyVersion = '9.4.44.v20210927'
     servletApiVersion = '4.0.1'
     websocketApiVersion = '1.1'
     jgroupsVersion = '4.1.5.Final'
     jaxrsVersion = '2.0.1'
     jsonSchemaVersion = '2.2.11'
-    guavaVersion = '28.1-jre'
-    jacksonVersion = '2.10.0'
+    guavaVersion = '31.0.1-jre'
+    jacksonVersion = '2.10.5.1'
     groovyVersion = '3.0.4'
     jlineVersion = '2.14.6'
     restAssuredVersion = '2.9.0'
     vaadinVersion = '8.14.1'
-    nettyVersion = '4.1.69.Final'
-    httpAsyncClientVersion = '4.1.4'
-    mysqlJDBCVersion = '8.0.17'
+    nettyVersion = '4.1.73.Final'
+    httpAsyncClientVersion = '4.1.5'
+    mysqlJDBCVersion = '8.0.28'
     c3p0Version = '0.9.5.4'
     postgresJDBCVersion = '42.2.13'
     flywaydbVersion = '6.0.4'