- Spring Boot's dependency management now aligns Nimbus JOSE JWT with Spring Security 5.4.5 by defaulting to version 8.x (overrideable via nimbus jose jwt.version).
- A large set of bug fixes addresses DataSourceBuilder behavior, profile configuration, metrics, JPA deadlocks, Gradle plugin packaging, and compatibility issues with various libraries.
- Documentation updates added and many dependencies were upgraded (e.g., Spring Framework 5.3.4, Spring Security 5.4.5, Hibernate 5.4.28, etc.) improving security and compatibility.