diff --git a/buildSrc/src/main/java/org/springframework/build/CheckstyleConventions.java b/buildSrc/src/main/java/org/springframework/build/CheckstyleConventions.java
index 3fad7c143c..f955f18ce6 100644
--- a/buildSrc/src/main/java/org/springframework/build/CheckstyleConventions.java
+++ b/buildSrc/src/main/java/org/springframework/build/CheckstyleConventions.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2024 the original author or authors.
+ * Copyright 2002-2025 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -50,7 +50,7 @@ public class CheckstyleConventions {
 			project.getPlugins().apply(CheckstylePlugin.class);
 			project.getTasks().withType(Checkstyle.class).forEach(checkstyle -> checkstyle.getMaxHeapSize().set("1g"));
 			CheckstyleExtension checkstyle = project.getExtensions().getByType(CheckstyleExtension.class);
-			checkstyle.setToolVersion("10.20.2");
+			checkstyle.setToolVersion("10.21.2");
 			checkstyle.getConfigDirectory().set(project.getRootProject().file("src/checkstyle"));
 			String version = SpringJavaFormatPlugin.class.getPackage().getImplementationVersion();
 			DependencySet checkstyleDependencies = project.getConfigurations().getByName("checkstyle").getDependencies();
diff --git a/framework-platform/framework-platform.gradle b/framework-platform/framework-platform.gradle
index 4f89672a83..cf6c3b5883 100644
--- a/framework-platform/framework-platform.gradle
+++ b/framework-platform/framework-platform.gradle
@@ -9,15 +9,15 @@ javaPlatform {
 dependencies {
 	api(platform("com.fasterxml.jackson:jackson-bom:2.15.4"))
 	api(platform("io.micrometer:micrometer-bom:1.12.12"))
-	api(platform("io.netty:netty-bom:4.1.115.Final"))
+	api(platform("io.netty:netty-bom:4.1.118.Final"))
 	api(platform("io.netty:netty5-bom:5.0.0.Alpha5"))
 	api(platform("io.projectreactor:reactor-bom:2023.0.15"))
 	api(platform("io.rsocket:rsocket-bom:1.1.5"))
 	api(platform("org.apache.groovy:groovy-bom:4.0.24"))
 	api(platform("org.apache.logging.log4j:log4j-bom:2.21.1"))
-	api(platform("org.assertj:assertj-bom:3.26.3"))
-	api(platform("org.eclipse.jetty:jetty-bom:12.0.15"))
-	api(platform("org.eclipse.jetty.ee10:jetty-ee10-bom:12.0.15"))
+	api(platform("org.assertj:assertj-bom:3.27.3"))
+	api(platform("org.eclipse.jetty:jetty-bom:12.0.16"))
+	api(platform("org.eclipse.jetty.ee10:jetty-ee10-bom:12.0.16"))
 	api(platform("org.jetbrains.kotlinx:kotlinx-coroutines-bom:1.7.3"))
 	api(platform("org.jetbrains.kotlinx:kotlinx-serialization-bom:1.6.3"))
 	api(platform("org.junit:junit-bom:5.10.5"))
@@ -44,7 +44,7 @@ dependencies {
 		api("com.sun.xml.bind:jaxb-impl:3.0.2")
 		api("com.sun.xml.bind:jaxb-xjc:3.0.2")
 		api("com.thoughtworks.qdox:qdox:2.1.0")
-		api("com.thoughtworks.xstream:xstream:1.4.20")
+		api("com.thoughtworks.xstream:xstream:1.4.21")
 		api("commons-io:commons-io:2.15.0")
 		api("de.bechte.junit:junit-hierarchicalcontextrunner:4.12.2")
 		api("io.micrometer:context-propagation:1.1.1")