diff --git a/build.gradle b/build.gradle
index 7edf1a8cb2e..c8b3718b808 100644
--- a/build.gradle
+++ b/build.gradle
@@ -33,7 +33,7 @@ ext {
 	groovyVersion        = "2.5.6"
 	hsqldbVersion        = "2.4.1"
 	jackson2Version      = "2.9.8"
-	jettyVersion         = "9.4.14.v20181114"
+	jettyVersion         = "9.4.15.v20190215"
 	junit5Version        = "5.4.0"
 	kotlinVersion        = "1.3.21"
 	log4jVersion         = "2.11.2"
@@ -45,7 +45,7 @@ ext {
 	slf4jVersion         = "1.7.25"	  // spring-jcl + consistent 3rd party deps
 	tiles3Version        = "3.0.8"
 	tomcatVersion        = "9.0.16"
-	undertowVersion      = "2.0.17.Final"
+	undertowVersion      = "2.0.18.Final"
 
 	gradleScriptDir = "${rootProject.projectDir}/gradle"
 	withoutJclOverSlf4J = {
diff --git a/spring-context-support/spring-context-support.gradle b/spring-context-support/spring-context-support.gradle
index ec5aad0d8d8..b21eee7e055 100644
--- a/spring-context-support/spring-context-support.gradle
+++ b/spring-context-support/spring-context-support.gradle
@@ -16,7 +16,7 @@ dependencies {
 	optional("org.freemarker:freemarker:${freemarkerVersion}")
 	testCompile(project(":spring-context"))
 	testCompile("org.hsqldb:hsqldb:${hsqldbVersion}")
-	testCompile("org.hibernate:hibernate-validator:6.0.14.Final")
+	testCompile("org.hibernate:hibernate-validator:6.0.15.Final")
 	testCompile("javax.annotation:javax.annotation-api:1.3.2")
 	testRuntime("org.ehcache:jcache:1.0.1")
 	testRuntime("org.ehcache:ehcache:3.4.0")
diff --git a/spring-context/spring-context.gradle b/spring-context/spring-context.gradle
index 38a71e02d1c..12ac18d1d3e 100644
--- a/spring-context/spring-context.gradle
+++ b/spring-context/spring-context.gradle
@@ -20,7 +20,7 @@ dependencies {
 	optional("org.codehaus.groovy:groovy:${groovyVersion}")
 	optional("org.beanshell:bsh:2.0b5")
 	optional("joda-time:joda-time:2.10.1")
-	optional("org.hibernate:hibernate-validator:5.4.2.Final")
+	optional("org.hibernate:hibernate-validator:5.4.3.Final")
 	optional("org.jetbrains.kotlin:kotlin-reflect:${kotlinVersion}")
 	optional("org.jetbrains.kotlin:kotlin-stdlib:${kotlinVersion}")
 	testCompile("org.codehaus.groovy:groovy-jsr223:${groovyVersion}")
diff --git a/spring-test/spring-test.gradle b/spring-test/spring-test.gradle
index c70ea34c12c..ec5cc8941df 100644
--- a/spring-test/spring-test.gradle
+++ b/spring-test/spring-test.gradle
@@ -61,7 +61,7 @@ dependencies {
 	testCompile("javax.interceptor:javax.interceptor-api:1.2.2")
 	testCompile("javax.mail:javax.mail-api:1.6.2")
 	testCompile("org.hibernate:hibernate-core:5.4.1.Final")
-	testCompile("org.hibernate:hibernate-validator:6.0.14.Final")
+	testCompile("org.hibernate:hibernate-validator:6.0.15.Final")
 	// Enable use of the JUnit Platform Runner
 	testCompile("org.junit.platform:junit-platform-runner")
 	testCompile("org.junit.jupiter:junit-jupiter-params")
diff --git a/spring-webflux/spring-webflux.gradle b/spring-webflux/spring-webflux.gradle
index 8a5ab4f8650..d1ad63ac031 100644
--- a/spring-webflux/spring-webflux.gradle
+++ b/spring-webflux/spring-webflux.gradle
@@ -44,7 +44,7 @@ dependencies {
 	optional("org.jetbrains.kotlinx:kotlinx-coroutines-reactor:1.1.1")
 	testCompile("javax.xml.bind:jaxb-api:2.3.1")
 	testCompile("com.fasterxml:aalto-xml:1.1.1")
-	testCompile("org.hibernate:hibernate-validator:6.0.14.Final")
+	testCompile("org.hibernate:hibernate-validator:6.0.15.Final")
 	testCompile "io.reactivex.rxjava2:rxjava:${rxjava2Version}"
 	testCompile("io.projectreactor:reactor-test")
 	testCompile("io.undertow:undertow-core:${undertowVersion}")
diff --git a/spring-webmvc/spring-webmvc.gradle b/spring-webmvc/spring-webmvc.gradle
index ea1e01c9aae..21290919f93 100644
--- a/spring-webmvc/spring-webmvc.gradle
+++ b/spring-webmvc/spring-webmvc.gradle
@@ -66,7 +66,7 @@ dependencies {
 		exclude group: "xerces", module: "xercesImpl"
 	}
 	testCompile("org.xmlunit:xmlunit-matchers:2.6.2")
-	testCompile("org.hibernate:hibernate-validator:6.0.14.Final")
+	testCompile("org.hibernate:hibernate-validator:6.0.15.Final")
 	testCompile("io.projectreactor:reactor-core")
 	testCompile("io.reactivex:rxjava:${rxjavaVersion}")
 	testCompile("io.reactivex:rxjava-reactive-streams:${rxjavaAdapterVersion}")