spring-framework v7.1.0-M2

:star: New Features

• Align DispatcherServlet bean detection logs #37296
• Extract bean property path support into PropertyPath #37275
• Expose matched PathPattern as MVC request attribute #37272
• Add a configurable limit for maximum nesting depth in property paths #37252
• Enforce “data: ” (with space) prefix for outgoing SSE data payloads #37242
• Parse RFC 9651-like date headers #37224
• Polish ScheduledAnnotationBeanPostProcessor to refine null-safety #37219
• Add batch update support to JdbcClient #37216
• Emit multipart parts with empty bodies in PartGenerator #37202
• Upgrade to HtmlUnit 5 #37194
• Ignore invalid SSE retry field #37193
• Handle MIME type parameter names case-insensitively #37192
• Deprecate SpelParserConfiguration constructors in favor of the builder API #37190
• When connection to client is lost while writing JSON, it should not be logged as warning #37151
• JMS SimpleMessageConverter.fromMessage() can return null despite @NullMarked package #37148
• Avoid unnecessary allocations for cached annotation mappings #37141
• Update MockCookie#parse(String) validation #37136
• Add WebFlux OpenTelemetry observation convention #37131
• Limit bracket depth in PropertyEditorRegistrySupport’s addStrippedPropertyPaths() #37020
• Improve efficiency of map creation in DataBinder #37019
• Reject overlapping declared and generated key columns in SimpleJdbcInsert #37014
• Reject MIME type parameters differing only in case #37008
• Use depth-aware bracket parsing in PropertyAccessorUtils #36999
• Account for all array objects when checking array size in SpEL #36998
• Align SpEL’s default max auto-grow size with Spring data binding #36995
• Avoid redundant registration of Date/Calendar/Long converters in DefaultFormattingConversionService #36951
• Suppress CGLIB validation WARN for lifecycle callbacks #36935
• Add Cache-Control must-understand directive #36918
• validate samesite attribute in ResponseCookie #36905
• Close contexts when clearing test context cache #36825
• Use immutable map for static cache in TypeDescriptor #36813
• Add a configurable limit for structural nesting depth in SpEL expressions #36723
• Simplify programmatic scheduling of cron tasks with time zone #36556
• Deprecate Derby support #36045
• Add support for generating resources linked to a feature #35862
• Add RFC 10008 (QUERY HTTP method) support #34993

:lady_beetle: Bug Fixes

• PartGenerator.switchToFile() doesn’t count buffered bytes toward maxDiskUsagePerPart #37238
• Reject write methods not starting with “set” in Property #37139
• Meta-annotations with attributes are still unnecessarily synthesized in MergedAnnotations #37135
• Use the 4-argument Property constructor in SpEL’s ReflectivePropertyAccessor #37123
• Fix BeanFactory.getBean(String, ParameterizedTypeReference) to respect AOP proxy #37047
• Fix OptionalToObjectConverter applicability check #36913
• Fix Property name resolution for record-style accessors #36911

:notebook_with_decorative_cover: Documentation

• Fix RestClient API usage in documentation #37137
• Add Validation section examples #36190

:hammer: Dependency Upgrades

• Upgrade to Kotlin 2.4.20 #37271
• Upgrade to Micrometer 1.18.0-M2 and Tracing 1.8.0-M2 #37288
• Upgrade to Reactor 2026.0.0-M2 #37263

:heart: Contributors

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

@DevJunz, @Eymenonar, @Sineaggi, @Will-thom, @blackdurumi, @cookie-meringue, @desiderantes, @dxbjavid, @froggy0m0, @gregjotau, @heka1024, @junhyeong9812, @junhyung8795, @kilink, @lArtiquel, @marschall, @mateo-maza, @ngocnhan-tran1996, @noojung, @quaff, @sabberworm, @seonwooj0810, @shaggyinsomniac, @verhasi, and @vpavic

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Source spring-projects/spring-framework · v7.1.0-M2 · 2026-09-24 · upstream release

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