A Bootiful Podcast: Elastic's Philipp Krenn

Hi Spring fans! Welcome to another installment of a Bootiful Podcast! In this installment, Josh Long talks to Elastic's Philipp Krenn, live from Spring IO 2023 in beautiful Barcelona, Spain!...

This Week in Spring - June 20th, 2023

Hi, Spring fans! Welcome to another installment of This Week in Spring! I'm in Sydney, Australia, talking to customers, koalas, kangaroos, and whoever else will listen! I'll be doing a live presentation, tonight at the Microsoft Reactor here in Sydney. Register now and come join me! As usual, we'...

A Bootiful Podcast: Java Developer Advocate Billy Korando on the latest and greatest in Java

Hi, Spring fans! In this installment, Josh Long @starbuxman talks to Java Developer Advocate Billy Korando, recorded live from the amazing Spring I/O show in Barcelona, Spain!...

A Bootiful Podcast: Spring Integration lead Artem Bilan on the latest in Spring Integration 6

Hi, Spring fans! In this installment Josh Long @starbuxman talks to Spring Integration lead Artem Bilan @artembilan about the latest and greatest in Spring Integration. Spring Integration makes it easier to connect an increasingly larger ecosystem of disparate services and systems. SHOW NOTES: I...

This Week in Spring - March 7th, 2023

Hi, Spring fans! Welcome to another installment of This Week in Spring! It's an amazing week, and this week we've got a lot to look at. Let's dive right into it. Spring Cloud Function for Azure Function Spring Data 2022.0.3 and 2021.2.9 released Spring R2DBC for Reactive Relational Databases in...

This Week in Spring - January 17th, 2023

Hi, Spring fans! Welcome to another installment of This Week in Spring! I went to Helsinki, Finland, last week, and this week I'm in Atlanta, Georgia, to speak at the Atlanta Java User Group. And, of course, next week, I'll be in New York to join a viewing party for the airing of SpringOne...

A Bootiful Podcast: Spring legend Ramnivas Laddad

Hi, Spring fans! In this installment, Josh Long @starbuxman talks to Spring and cloud legend, Spring Cloud Connectors founder, and Cloud Foundry founder, Ramnivas Laddad @ramnivas...

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!...

A Bootiful Podcast: Microsoft's Brian Benz on the state of Java, Microsoft, Azure, and so much more

Hi, Spring fans! In this installment, Josh Long @starbuxman talks to Microsofts Brian Benz @bbenz...

This Week in Spring - November 15th, 2022

Hi, Spring fans! Howre you doin this fine Tuesday morning? Ive returned home to San Francisco and am up and at em nice and early to catch a flight to Seattle, where Ill speak at the Java User Group tonight. If youre in Seattle, dont miss it! Weve got a ton of cool stuff to get into this week, but...

A Bootiful Podcast: Java Champion, legend, and prolific open source contributor Andres Almiray

Hi, Spring fans! In this installment, Josh Long @starbuxman talks to Java Champion, legend, and prolific opensource contributor Andres Almiray @aalmiray...

Spring Tips: the road to Spring Boot 3: Spring Framework 6

Hi, Spring fans! In this installment, we begin a journey to Spring Boot 3, due end of November 2022. In this installment, well look - at a very high level - at some of the amazing features in Spring Framework 6, which underpins Spring Boot 3. Want to learn more about Spring Framework 6 and Spring...

Learn more about Spring Framework 6 and Spring Boot 3 in these two great talks from Devoxx 2022

Hi, Spring fans! I was just at Devoxx in Belgium, where hundreds of experts from across the Java ecosystem converged for the first time since 2019 to deliver their biggest and best. I could do a proper trip report, but I really just came here to point you to two talks from two of my amazing...

A Bootiful Podcast: Couchbase and Cloud legend Laurent Doguin

Hi, Spring fans! In this installment, Josh Long @starbuxman talks to his friend, fellow Java Champion, and director of developer relations and strategy at Couchbase, Laurent Doguin @ldoguin SpringOne 2022 is almost here! This is our first in-person event since the pandemic and its when we release...

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: Kubernetes contributor and fellow Tanzu Developer Advocate Leigh Capili

Hi, Spring fans! In this installment Josh Long @starbuxman talks to fellow teammate and Kubernetes ecosystem legend Leigh Capili @capileigh about Gitops, Kubernetes, Puppet/Chef, continuous delivery, how zoom scales if you deploy on-prem, being a developer advocate, Flux, and so much more...

Bootiful Podcast: Spring Framework contributor Sébastien Deleuze on GraalVM, AOT, project Leyden, and WebAssembly

Hi, Spring fans! In this installment, Josh Long @starbuxman talks to Spring Framework contributor Sébastien Deleuze @sdeleuze on GraalVM, AOT, project Leyden, and WebAssembly...

This Week in Spring - May 10th, 2022

Hi, Spring fans! Im writing this from - I cant believe I get to say this - abroad! Im in London, UK! Now, this is not particularly noteworthy for those millions who already live here. But I dont live here. Im a visitor! I live in San Francisco. I had to fly here! On a plane! With other people!...

Spring Cloud Azure 4.0 is Now Generally Available

NOTE: Hi, Spring fans! This is a guest post from Sean Li, our friend at Microsoft I am pleased to announce that Spring Cloud Azure 4.0 is now generally available. With this major release we aim to bring better security, leaner dependencies, support for production readiness and more. Version 4...

Directory Traversal with spring-cloud-config-server

Spring Cloud Config, versions 2.1.x prior to 2.1.2, versions 2.0.x prior to 2.0.4, and versions 1.4.x prior to 1.4.6, and older unsupported versions allow applications to serve arbitrary configuration files through the spring-cloud-config-server module. A malicious user, or attacker, can send a...

RFD Attack in Spring Framework

Under some situations, the Spring Framework is vulnerable to a Reflected File Download RFD attack. The attack involves a malicious user crafting a URL with a batch script extension that results in the response being downloaded rather than rendered and also includes some input reflected in the...

cve-2026-47864 - MEDIUM - Unsafe Java deserialization in SerializingHttpMessageConverter — remote code execution

cve-2026-47864 - MEDIUM - Unsafe Java deserialization in SerializingHttpMessageConverter — remote code execution...

This Week in Spring - August 18th, 2026

Hi, Spring fans! Welcome back to another edition of This Week in Spring. In my latest video, I dive into how to bake multitenancy into a system using Spring Security, OAuth, and a fantastic third-party project called Arconia. On that note, Arconia also shipped a fresh release that folds in severa...

CVE-2026-41855

CVE-2026-41855...

cve-2026-59327 - MEDIUM - CVE-2026-59327: Cleartext Storage of Spring Boot DevTools Remote Secret in Eclipse Launch Configurations

Spring Tools for Eclipse stores the Spring Boot DevTools remote secret spring.devtools.remote.secret as a plain string attribute on the "Spring Boot DevTools Client" launch configuration. Eclipse persists launch configuration attributes as cleartext XML, either to workspace metadata or, if the us...

cve-2026-41000 - LOW - WSS4J validation does not use configured replay cache

cve-2026-41000 - LOW - WSS4J validation does not use configured replay cache...

cve-2026-41001 - MEDIUM - Predictable Temp Directory in Artemis Auto-configuration

cve-2026-41001 - MEDIUM - Predictable Temp Directory in Artemis Auto-configuration...

cve-2026-41711 - MEDIUM - Potential Denial of Service through crafted Sort Parameters

cve-2026-41711 - MEDIUM - Potential Denial of Service through crafted Sort Parameters...

cve-2026-41701 - MEDIUM - In Spring AMQP sequential correlation IDs enable reply poisoning on fixed reply queues

cve-2026-41701 - MEDIUM - In Spring AMQP sequential correlation IDs enable reply poisoning on fixed reply queues...

cve-2026-41731 - HIGH - In Spring for Apache Kafka, overly broad trusted-package matching in header mappers exposes JDK classes to deserialization

cve-2026-41731 - HIGH - In Spring for Apache Kafka, overly broad trusted-package matching in header mappers exposes JDK classes to deserialization...

ChatMemory DEFAULT_CONVERSATION_ID causes unintended cross-user data leakage

Spring AI's chat memory component contained a problematic default that, when not explicitly overridden, could result in unintended data exposure between users...

Spring Cloud Config Clients Can Access Secrets From Any Project The Config Server Has Access To On Google Secrets Manager

When using Google Secrets Manager as a backend for the Spring Cloud Config server a client can craft a request to the config server potentially exposing secrets from unintended GCP projects...

ONNX model cache defaults to world-writable predictable /tmp directory

In Spring AI, having access to a shared environment can expose the ONNX model used by the application. Only applications that use TransformersEmbeddingModel and have the cache enabled, using the default location, are affected...

VectorStoreChatMemoryAdvisor conversation scoping can lead to cross-tenant memory exfiltration

In Spring AI, an attacker can bypass conversation isolation and exfiltrate sensitive memory from other users’ chat histories, including secrets and credentials, by injecting filter logic through conversationId . Only applications that use VectorStoreChatMemoryAdvisor and pass user-supplied input ...

OOM by attacker-controlled PDF

In Spring AI, a malicious PDF file can be crafted that triggers the allocation of unreasonable amounts of memory when handled by ForkPDFLayoutTextStripper . Only applications that use ForkPDFLayoutTextStripper and pass user-supplied input to DocumentReader s are affected...

A Bootiful Podcast: The legendary Sébastien Deleuze on all that's new and nice in Spring Framework 7

Hi, Spring fans! Happy Spring Boot 4.0 release day! Make sure to get the bits on the Spring Initializr you know - start.spring.io! This release is packed with new features, a lot of which comes from Spring Framework 7. To help break it down for us this week, we’re joined by none other than the...

This Week in Spring: September 30th, 2025

Hi, Spring fans! As I write this I am about to board a flight for Colorado for the amazing Dev2Next conference! I'll be in Antwerp, Beglium for the amazing Devoxx event next week, and I'll be speaking at the Amsterdam JUG with James Ward on the Thursday after that, too! If you're around, be sure ...

A Bootiful Podcast: Purnima Padmanabhan, General Manager, Tanzu Division, Broadcom

Hi, Spring fans! In this installment, we talk to the general manager of Tanzu, the legendary Purnima Padmanabhan, about AI, the power of the platform, and more. Recorded live from SpringOne 2025!...

This Week in Spring - September 9th, 2025

Hi, Spring fans! Welcome to another installment of This Week in Spring! I am home, ensconced in my studio here in somewhat sunny San Francisco, California, relaxing and trying to catch up on stuff I missed. As always, there's a ton! So let's dive right into it. Some of the amazing features that...

A Bootiful Podcast: DevOps and AI luminary Patrick Debois

Hi, Spring, cloud native, and AI fans! In this installment, I had the opportunity to briefly sit down and talk with DevOps and AI luminary Patrick Debois, from the amazing Devoxx UK 2025 show...

Spring Cloud Gateway Server Forwards Headers from Untrusted Proxies

Spring Cloud Gateway Server forwards the X-Forwarded-For and Forwarded headers from untrusted proxies...

Spring Cloud Config Server May Not Use Vault Token Sent By Clients

Spring Cloud Config Server may not use Vault token sent by clients using a X-CONFIG-TOKEN header when making requests to Vault. Your application may be affected by this if the following are true: In this case the SessionManager persists the first token it retrieves and will continue to use that...

A Bootiful Podcast: Java Champion and legend Henri Tremblay

Hi, Spring fans! In this installment I talk to Henri Tremblay, head of TS Imagine Canada, Java Champion, Montreal JUG leader, EasyMock lead dev and all around legend!...

Spring Security authorization bypass for method security annotations on parameterized types

Spring Security may not correctly locate method security annotations on parameterized types or methods. This may cause an authorization bypass. Your application may be affected by this if the following are true: In that case, the target method may be able to be invoked without proper authorizatio...

Path traversal vulnerability in functional web frameworks

Applications serving static resources through the functional web frameworks WebMvc.fn or WebFlux.fn are vulnerable to path traversal attacks. An attacker can craft malicious HTTP requests and obtain any file on the file system that is also accessible to the process in which the Spring application...

Spring Expression DoS Vulnerability

In Spring Framework versions 5.3.0 - 5.3.38 and older unsupported versions, it is possible for a user to provide a specially crafted Spring Expression Language SpEL expression that may cause a denial of service DoS condition. Specifically, an application is vulnerable when the following is true:...

Spring Tips: the Spring Expression Language

Hi, Spring fans! In this installment, I look at the excellent Spring Expression Language, an embedded language for resolving simple expressions that is built right into the Spring Framework...

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...

Spring Boot Testjars founder Rob Winch

Hi, Spring fans! In this week's installment we talk Rob Winch, lead of Spring Security and founder of the exciting new project Spring Boot Testjars...

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...