Last month, we explored how to secure Spring AI MCP Servers[1] with the OAuth2 authorization framework. In the conclusion of that article, we mentioned we'd explore using standalone Authorization Servers for MCP Security and deviate from the then-current specification.

Since we published the article, the community has been very active in revising the original version of the specification. The new draft is simpler, and the major change does match what we had imagined for security. MCP Servers are still OAuth2 Resource Servers, meaning they authorize incoming requests using access tokens passed…

On behalf of the team and everyone who has contributed, I am pleased to announce the availability of Spring Security 6.4.6.

Please check the changelog for more details. Note that this release contains the fix for CVE-2025-41232.

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On behalf of the team and everyone who has contributed, I am pleased to announce the general availability of the final Spring Security 6 minor release, 6.5.0!

To see all the new features, please take a look at What's New in Spring Security 6.5 in the reference.

Also, since this is the target release for migrating from 6.x to 7.x, please also begin reviewing the migration guide.

Please check the release changelog as well as the previous changelogs for 6.5.0-M1, 6.5.0-M2, 6.5.0-M3, and 6.5.0-RC1 for more details.

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On behalf of the team and everyone who has contributed, I am pleased to announce the availability of Spring Security 6.3.10.

Please check the changelog for more details.

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On behalf of the Spring Data engineering team and everyone who contributed to this release, I am delighted to announce the general availability of Spring Data 2025.0 from Maven Central! This release comes with driver upgrades and refinements in individual store modules.

Most notable changes include:

• Vector type and Vector Search support in MongoDB and Apache Cassandra
• Constructor Expression Derivation for DTO Projections in Spring Data JPA
• Support for identifier generation using sequences in Spring Data JDBC and R2DBC
• Index Creation using Cassandra 5 Storage-Attached Indexes

Please refer to our release notes for…

On behalf of the team and everyone who has contributed, I am pleased to announce the third milestone for the next Spring Data generation This milestone continues delivering new features and refinements mostly around infrastructure themes.

Ahead-of-Time Optimization for Repositories

Spring Data repositories can now be optimized at build time using the Spring AOT framework. AOT processing allows for faster startup times and reduced memory consumption featuring in the JPA (Hibernate only) and MongoDB modules. Ahead-of-Time optimizations capture some decisions that have been taken at build-time…

On behalf of the team and everyone who has contributed, I’m pleased to announce the availability of 2024.1.6 and 2024.0.12 service releases. These releases ship with dependency upgrades, fixes for regressions and selected improvements.

Note that OSS support for the 3.3.x development line (2024.0.x release train) is about to end by the end of June 2025. Please consider upgrading to the latest 3.4.x (2024.1.x release train) version at your earliest convenience.

The upcoming Spring Boot releases will pick up the above releases by next week.

2024.1.6

• Spring Data Commons 3.4.6 - Javadoc - Documentation - Changelog
• Spring Data JPA 3.4.6 - Javadoc - Documentation - Changelog
• Spring Data KeyValue 3.4.6 - Javadoc - Documentation - Changelog
• Spring Data for Apache Cassandra 4.4.6 - Javadoc - Documentation - Changelog
• Spring Data Neo4j 7.4.6 - Javadoc - Documentation - Changelog
• Spring Data MongoDB 4.4.6 - Javadoc - Documentation - Changelog
• Spring Data LDAP 3.4.6 - Javadoc - Documentation - Changelog
• Spring Data REST 4.4.6 - Javadoc - Documentation - Changelog
• Spring Data Redis 3.4.6 - Javadoc - Documentation - Changelog
• Spring Data Elasticsearch 5.4.6 - Javadoc - Documentation - …

On behalf of the team and everyone who has contributed, I am pleased to announce that the Spring Vault 3.2.0 release is generally available now.

Notable enhancements are:

• Add support for IMDSv2 on EC2
• Support for Github Token Authentication

You can find the full changelog at https://github.com/spring-projects/spring-vault/releases/tag/3.2.0.

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Hi, Spring fans! In this edition, we talk to Eclipse Collections founder Donald Raab