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spring-boot v4.1.0

minor PublishedJun 10, 2026 Sourcespring-projects/spring-boot

spring-boot v4.1.0

Full release notes for Spring Boot 4.1 are available on the wiki.

:star: New Features

  • Add public constructor to InvalidConfigurationPropertyValueException that accepts a cause #50211
  • Reduce memory consumption when repeatedly calling WritableJson.toByteArray #49428

:lady_beetle: Bug Fixes

  • MailSender auto-configuration does not enable hostname verification #50747
  • Artemis auto-configuration uses a predictable default location for the embedded broker’s data #50745
  • Embedded LDAP SSL should not be enabled when its bundle is empty #50700
  • InetAddressFilter.externalAddresses does not exclude special purpose addresses from RFC 6890 #50668
  • NullPointerException in reactor-netty SniProvider and unmapped SSL bundle with RSocket #50645
  • SSL should not be enabled when a SSL bundle is overridden to an empty string #50635
  • Test auto-configuration no longer integrates Spring Security with HtmlUnitDriver #50633
  • Configuration property metadata includes incorrect class references #50632
  • Docker Compose support does not restore thread interrupt flag when catching InterruptedException #50618
  • RabbitProperties enables SSL even when spring.rabbitmq.ssl.bundle is overridden to an empty string #50612
  • NullPointerException in reactor-netty SniProvider when SSL bundle uses client-auth or server truststore without server-name-bundles #50610
  • SpringJtaPlatform should have been deprecated since 4.1.0-M3 #50592
  • Layer written outside the output location of ’//’ exception is thrown when using extract layers in root directory #50510
  • ConfigurationPropertiesReportEndpoint exposes AOP proxy internals #50417
  • Created StackTracePrinter instances have no access to the Environment #50414
  • MappingsEndpoint reports the context’s own ID as parentId when a parent exists #50412
  • Buildpack module does not validate long-to-int casts #50410
  • Gradle gRPC support fails if protobuf-java dependency is used instead of protobuf-java-util #50405
  • GraphQL WebSocket support does not configure allowed origins #50394
  • Spring Boot Loader Does Not Support RSA and EC Signed Jars #50298
  • Meter registries are not removed from the global registry when the context is closed #50287
  • DataSourceBuilder cannot derive a DataSource from a lazy connection proxy #50271
  • Nullable annotations from AbstractErrorController.getErrorAttributes are not aligned with implementation #50266
  • Bean definitions can be added with an initializer before setAllowBeanDefinitionOverriding is called #50264
  • EndpointRequest links matcher unnecessarily matches HTTP methods other than GET #50261
  • Actuator’s ‘/cloudfoundryapplication’ endpoint does not work if restrictive CORS configuration is provided using a bean named corsConfigurationSource #50258
  • ThreadPoolTaskScheduleBuilder unnecessarily loses precision when configuring await termination time #50234
  • NimbusJwtDecoder silently accepts unknown values for spring.security.oauth2.resourceserver.jwt.jws-algorithms #50228
  • Missing dependency management for spring-boot-web-server-test #50224
  • Spring Batch support for MongoDB modules are not included in dependency management #50223
  • Apply HTML escaping to timestamp attribute in Whitelabel error page #50216
  • GrpcServerHealthScheduler is not started in servlet environments #50209
  • Setting server.servlet.session.cookie.partitioned=true has no effect when using Tomcat #50204

:notebook_with_decorative_cover: Documentation

  • Fix reference to Gradle documentation for module replacement #50647
  • Document SSL reloading with Let’s Encrypt #50630
  • Remove the use of Optional from Data Neo4j repository examples #50622
  • Fix typos in documentation #50620
  • Clarify dependency requirement for Bean Validation support #50614
  • Document Java 25 requirement for AOT cache #50485
  • Add links for Java CAS Client Spring Boot Starter #50285
  • Document known testcontainers lifecycle issues #50220
  • Document adding multiple connectors for Jetty #50218
  • Polish InvalidConfigurationPropertyValueException constructor javadoc #50214
  • Fix typo in Spring Security OAuth2 client registration documentation #50199

:hammer: Dependency Upgrades

:heart: Contributors

Thank you to all the contributors who worked on this release:

@Abdlatif-nabgha, @DragonFSKY, @Kapil-chn7, @Kimgyuilli, @SJvaca30, @SebTardif, @ares333, @codingkiddo, @dlwldnjs1009, @eddumelendez, @henriquejsza, @igormukhin, @johnnypwong, @kwondh5217, @leestana01, @mheath, @mmoayyed, @msridhar, @ngocnhan-tran1996, @nosan, @quaff, @scordio, @vinhhieu21, @vpavic, @won-seoop, and @zxuhan

Source spring-projects/spring-boot · v4.1.0 · 2026-06-10 · upstream release

Mirrored verbatim for indexing. All rights belong to the upstream project.

Release notes are published by the upstream project and mirrored here for indexing. All rights belong to their authors.