This Week in Spring - August 1st, 2023

Hi, Spring fans! Welcome to another installment of This Week in Spring! Can you believe it's already August 1, 2023??? Me either. As I write this, I'm preparing some of my contributions for SpringOne at VMWare Explore 2023, happening next month in lovely Las Vegas, NV. Have you registered yet? I'...

Spring Data JPA introduces query parser!

The Problem One of Spring Data JPA’s handy features is letting you plugin in custom JPA queries through its @Query annotation. This allows some flexiblity because you are still able to offer sort parameters to the consumers of your app. Check out the example below: interface SampleRepository...

A Bootiful Podcast: GraalVM advocate Alina Yurenko on a Bootiful Podcast

Liiiive from New York, its a Bootiful Podcast! This week I @starbuxman talk to Developer Advocate for GraalVM at Oracle Labs, and legend, Alina Yurenko @alinayurenko...

A Bootiful Podcast: GraalVM advocate Alina Yurenko on a Bootiful Podcast

Liiiive from New York, it's a Bootiful Podcast! This week I @starbuxman talk to Developer Advocate for GraalVM at Oracle Labs, and legend, Alina Yurenko @alinayurenko...

A Bootiful Podcast: DaShaun Carter: amazing human being, father, friend, engineer, and fellow Spring Developer Advocate

Hi, Spring fans! this episode, we turn it to 11 and ring in the new year with a fantastic human being, father, friend, engineer, and fellow Spring Developer Advocate: DaShaun Carter @dashaun. Happy new year!...

Delete Passwords: Passwordless Connections for Spring Boot Apps to Azure Services

Using username/password credentials to access one application from another presents a huge security risk for many reasons. Today, we are announcing the preview of passwordless connections for Java applications to Azure database and eventing services, letting you finally shift away from using...

A Bootiful Podcast: Dr. Kris De Volder on Spring Tools, VS Code, and so much more

Hi, Spring fans! In this episode Josh Long @starbuxman talks to Dr. Kris De Volder, a longtime member of the Spring Tools team, about all the cool stuff hes worked on and is going to work on. And then we get knee deep into a discussion around building IDE integrations...

A Bootiful Podcast: the good Dr. Venkat Subramaniam

Hi, Spring fans! In this installment, Josh Long @starbuxman talks to the good Dr. Venkat Subramaniam @venkats about the art of writing software, his latest projects, and more...

A Bootiful Podcast: RabbitMQ rabbit-herder Dan Carwin

Hi, Spring fans! In this installment Josh Long @starbuxman talks to a very busy rabbit-herder on the RabbitMQ team, Dan Carwin @dcarwin...

A Bootiful Podcast: Spring Developer Advocate Dan Vega

Hi, Spring fans! In this installment, Josh Long @starbuxman talks to fellow Spring Developer Advocate Dan Vega @therealdanvega...

BCrypt skips salt rounds for work factor of 31

Spring Security versions 5.5.x prior to 5.5.7, 5.6.x prior to 5.6.4, and earlier unsupported versions contain an integer overflow vulnerability. When using the BCrypt class with the maximum work factor 31, the encoder does not perform any salt rounds, due to an integer overflow error. The default...

A Bootiful Podcast: EasyMock contributor, Java Champion, and Java luminary Henri Tremblay

Hi, Spring fans! In this episode, Josh Long @starbuxman talks to fellow Java Champion, EasyMock engineer, and Java luminary, JUG leader, and legend Henri Tremblay @henritremblay...

Building Native Images with GraalVM and Spring Native on Apple's M1 Architecture

It finally happened! They did it! They did it just in time for me to get on the road and start building applications on the road with my shiny new laptop, too! JOY!! Oracle and the GraalVM team released GraalVM and the GraalVM native image capability for Apple M1! Ive been waiting for this day fo...

Remote Code Execution with spring-security-oauth2

Spring Security OAuth, versions 2.3 prior to 2.3.3 and 2.2 prior to 2.2.2 and 2.1 prior to 2.1.2 and 2.0 prior to 2.0.15 and older unsupported versions, contains a remote code execution vulnerability. A malicious user or attacker can craft an authorization request to the authorization endpoint th...

A Bootiful Podcast: Russ Miles on Safer, More Productive Interactions with AI

I’m joined, I think, for the second time by my friend, the legendary architect and developer extraordinaire Russ Miles, who has given some of the most cerebral and exciting Spring keynotes and talks ever. And this time, he’s back to talk about — guess what — A.I. As usual, he’s got a different an...

This Week in Spring - June 16th, 2026

Hi Spring fans! Welcome to another installment of This Week in Spring! I'm writing this from the oh-so-delightful and delicious! city of New Delhi, India. It's been a real privilege to come and visit so many amazing people. Last night my friend DaShaun and I presented here at the local Delhi JUG,...

cve-2026-40985 - MEDIUM - Data Binding Vulnerability in Spring Web Flow with Unified EL Parser

cve-2026-40985 - MEDIUM - Data Binding Vulnerability in Spring Web Flow with Unified EL Parser...

cve-2026-41700 - HIGH - Cross-Site WebSocket Hijacking in Spring for GraphQL

cve-2026-41700 - HIGH - Cross-Site WebSocket Hijacking in Spring for GraphQL...

cve-2026-41694 - LOW - SAML Payloads Decrypted Without Valid Signature

cve-2026-41694 - LOW - SAML Payloads Decrypted Without Valid Signature...

cve-2026-41706 - MEDIUM - Open Redirect When Using CookieRequestCache

cve-2026-41706 - MEDIUM - Open Redirect When Using CookieRequestCache...

cve-2026-41721 - MEDIUM - Spring Data Commons Denial of Service via Data Binding

cve-2026-41721 - MEDIUM - Spring Data Commons Denial of Service via Data Binding...

cve-2026-41006 - HIGH - Spring HATEOAS Collection+JSON/UBER deserializers do not honor Jackson configuration

cve-2026-41006 - HIGH - Spring HATEOAS Collection+JSON/UBER deserializers do not honor Jackson configuration...

cve-2026-41715 - MEDIUM - Reactor Netty HTTP Client Leaks Credentials On Protocol Downgrade Redirect

cve-2026-41715 - MEDIUM - Reactor Netty HTTP Client Leaks Credentials On Protocol Downgrade Redirect...

Spring gRPC SecurityContext leaks across requests on authorization failure

When an authenticated user is denied access to a gRPC method, their authenticated identity remains bound to the gRPC worker thread and can be inherited by a subsequent unauthenticated request on the same thread. This may allow the subsequent user to gain escalated permissions...

A Bootiful Podcast: A Bootiful Podcast: Dr. Venkat Subramaniam and James Ward on Intelligent Kotlin and So Much More

I am beyond thrilled that I got to co-present with two legends, Dr. Venkat Subramaniam and James Ward, at Voxxed Days Amsterdam, and even more so that they both sat down for a quick discussion with me right before that presentation. Enjoy!...

A Bootiful Podcast: The Vaadin team, live from Vaadin Create 2025

Hi, Spring fans! In this installment, I had the privilege to sit down with Vaadin legends Joonas Lehtinen, Marcus Hellberg, and Leif Åstrand at the amazing Vaadin Create 2025 event in Frankfurt, Germany...

A Bootiful Podcast: Elastic's developer advocate extraordinairre Philip Krenn on the state of logging

Hi, Spring fans! In this installment, we talk to my friend and Elastic's developer advocate extraordinairre Philip Krenn on the state of logging...

Multi-Factor Authentication in Spring Security 7

In 2013, it was proposed to add multi-factor authentication into Spring Security. That was the year that “selfie” was added to the English dictionary and “What Does the Fox Say?” was a viral YouTube hit. Needless to say, one of the biggest features in Spring Security 7 is a long time coming, and ...

Authentication Leak On Redirect With Reactor Netty HTTP Client

In some specific scenarios with chained redirects, Reactor Netty HTTP client leaks credentials. In order for this to happen, the HTTP client must have been explicitly configured to follow redirects...

This Week in Spring - July 15th, 2025

Hi, Spring fans! It's already the 15th of July! We're closer to 2026 than we are to 2024. And time's sure flying. Like I will, tomorrow. I'll be flying to Denver for the amazing UBERCONF software show! I'll be doing a workshop and two talks, and if you're there, I hope you'll come say "hi"! Let's...

This Week in Spring - June 24th, 2025

Hi, Spring fans! Welcome to another installment of This Week in Spring! We're in the middle of June already! And you know what that means? Warm weather, fun, and of course: the amazing SpringOne event in lovely Las Vegas, NV! The content catalog went live today! I'll be there doing, among other...

This Week in Spring (AI) - May 27th, 2025

Hi, Spring fans! Welcome to another installment of This Week in Spring! This time, I'm talking to you after an insane week behind me. Last week I flew from San Francisco to Stockholm, Sweden where I was the speaker for the JForum event, a monthly meetup. Spring drew the largest audience to JForum...

Spring Security BCryptPasswordEncoder maximum password length breaks timing attack mitigation

The fix applied in CVE-2025-22228 inadvertently broke the timing attack mitigation implemented in DaoAuthenticationProvider...

A Bootiful Podcast: 'Mr. Apache' Jeff Genender

Hi, Spring fans! In this episode I'm joined by well-known member of the Java community Jeff Genender, whose contributions to Apache over the decades have driven several key projects with which you're no doubt familiar...

This Week in Spring - December 3rd, 2024

Hi, Spring fans! Welcome to another installment of This Week in Spring! It's the first week of December and I am in the amazing city of Perth, Australia. Perth, for those of you who don't know, is amazing. And well worth the journey. But it is quite the journey! 27 hours, door-to-door, from San...

A Bootiful Podcast: Spring Cloud Dataflow, Spring Cloud Task, and Spring Batch legend Glenn Renfro

Hi, Spring fans! In this installment, I talk to Spring Cloud Dataflow, Spring Cloud Task, and Spring Batch legend Glenn Renfro...

This Week in Spring - July 23rd, 2024

Hi, Spring fans! It's such an exciting time to be alive! I hope you're doing well. It's nearly the end of July, already! Time is flying and as always the community has not disappointed with their incredible content. Let's dive right into it! have you registered for SpringOne 2024 yet? I love this...

Spring Tips: Testcontainers, Docker Compose, and Service Connections, oh my

Hi, Spring fans! In this installment, we look at the amazing service connection mechanism in Spring Boot. Service connections are what allow Spring Boot to connect to Testcontainers or Docker Compose containers for supporting infrastructure like SQL databases, middleare, and more. java...

A Bootiful Podcast: Marit van Dijk, Jetbrains Developer Advocate

Jetbrains Developer Advocate Marit van Dijk on reading code, IntelliJ IDEA, and more...

Possible Broken Access Control in Spring Security With Direct Use of AuthenticatedVoter

In Spring Security, versions 5.7.x prior to 5.7.12, 5.8.x prior to 5.8.11, versions 6.0.x prior to 6.0.9, versions 6.1.x prior to 6.1.8, versions 6.2.x prior to 6.2.3, an application is possible vulnerable to broken access control when it directly uses the AuthenticatedVotervote passing a null...

A Bootiful Podcast: Cristian Schuszter on CERN

Hi, Spring fans! In this installment I talk to Cristian Schuszter, a software engineer at CERN. This episode was recorded live at VOXXED DAYS CERN!. Don't forget to help us out with the State of Spring Survey...

Spring Tips: the Spring Authorization Server: durability of data

Hi, Spring fans! In this installment, we continue our look at the venerable Spring Authorization Server, this time looking at how to configure persistence and durability for various aspects of the system...

Spring Security 6.3 Adds Passive JDK Serialization/Deserialization for Seamless Upgrades

In the early versions of Spring Security, a deliberate decision was made to avoid providing any guarantee of compatibility for serialized classes via JDK serialization between different versions of the project. This decision primarily took into account the context of RMI, with the recommendation...

A Bootiful Podcast: Apache Skywalking’s Sheng Wu and Apache ShardingSphere’s Trista Pan

Hi, Spring fans! In this installment we're joined by two Apache luminaries Trista Pan - of Apache ShardingSphere - and Sheng Wu - of Apache Skywalking...

Spring Tips: Spring Boot 3.2

Hi, Spring fans! In this installment of Spring Tips, I look at the new Spring Boot 3.2 release, due to drop today, the 23rd of November 2023! 23-11-23! We're diving into the cool new features of Spring Boot 3.2 and Java 21. We'll explore how virtual threads from Project Loom make your code run...

This Week in Spring - Spring Boot 3.2 edition - November 21st, 2023

Hi, Spring fans! Welcome to another epic installment of This Week in Spring! As amazing as the week's already been, it's all leading up to this Thursday - Thanksgiving day! - when we release Spring Boot 3.2! and yes, I am very grateful. This release is stuffed to the gills with a ton of new...

Spring Boot 3.1's ConnectionDetails abstraction

If you've used Spring Boot for a while, you're probably familiar with setting up connection details using properties. For example, you may have used spring.datasource.url to configure a JDBC connection. In Spring Boot 3.1 this continues to work as you'd expect, but we've changed things a bit unde...

A Bootiful Podcast: Angular Google Developer Expert Santosh Yadav

Hi, Spring fans! In this installment Josh Long @coffesoftware talks to Angular Google Developer Expert Santosh Yadav @santoshyadavdev about the latest and greatest in the JavaScript and Angular ecosystem...

A Bootiful Podcast: Java Champion Ken Kousen on Gradle, Java, Kotlin, Mockito, and more

Hi, Spring fans! In this installment, Josh Long @starbuxman talks to Java Champion Ken Kousen @kenkousen, live from the Great International Developer Summit 2023 in beautiful Bangalore, India, about Gradle, the Kotlin DSL, Java, and so much more Check out Ken's awesome Youtube channel...

A Bootiful Podcast: Sonatype's Steve Poole and Gradle's Justin Reock on Improving Developer Productivity without compromising on things like security

Hi, Spring fans! Welcome to another installment of a Bootiful Podcast! In this installment, recorded at Devnexus in Atlanta, GA, I talk to newcomer to the show Steve Poole, from Sonatype, and Justin Reock, from Gradle, about improving developer productivity without comprising on things like...