cve-2026-41003 - HIGH - Unencoded HTML Outputs in Spring Security May Allow Cross-Site Scripting

cve-2026-41003 - HIGH - Unencoded HTML Outputs in Spring Security May Allow Cross-Site Scripting...

cve-2026-41696 - MEDIUM - Spring Data MongoDB Bind Parameter Literal Quoting Breakout

cve-2026-41696 - MEDIUM - Spring Data MongoDB Bind Parameter Literal Quoting Breakout...

cve-2026-41697 - MEDIUM - Spring Data Relational Parameter not Escaped for Query By Example LIKE Pattern

cve-2026-41697 - MEDIUM - Spring Data Relational Parameter not Escaped for Query By Example LIKE Pattern...

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

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

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

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

cve-2026-41717 - HIGH - Spring Data MongoDB - SpEL Expression Injection via Annotated Query Parameter Binding

cve-2026-41717 - HIGH - Spring Data MongoDB - SpEL Expression Injection via Annotated Query Parameter Binding...

cve-2026-41714 - MEDIUM - In Spring AMQP the `RabbitConnectionFactoryBean.setUri("amqps://...")` bypasses secure SSL setup, uses `TrustEverythingTrustManager`

cve-2026-41714 - MEDIUM - In Spring AMQP the RabbitConnectionFactoryBean.setUri"amqps://..." bypasses secure SSL setup, uses TrustEverythingTrustManager...

cve-2026-41719 - MEDIUM - Spring Data KeyValue - SpEL Injection vulnerability in SpelPropertyComparator

cve-2026-41719 - MEDIUM - Spring Data KeyValue - SpEL Injection vulnerability in SpelPropertyComparator...

cve-2026-41727 - MEDIUM - In Spring for Apache Kafka, forged retry topic headers subvert retry routing and backoff behavior

cve-2026-41727 - MEDIUM - In Spring for Apache Kafka, forged retry topic headers subvert retry routing and backoff behavior...

cve-2026-41732 - HIGH - In Spring for Apache Pulsar, overly broad trusted-package matching in header mapper exposes JDK classes to deserialization

cve-2026-41732 - HIGH - In Spring for Apache Pulsar, overly broad trusted-package matching in header mapper exposes JDK classes to deserialization...

cve-2026-41837 - MEDIUM - Spring Data REST Querydsl integration exposes Jackson-hidden persistent fields as filter keys

cve-2026-41837 - MEDIUM - Spring Data REST Querydsl integration exposes Jackson-hidden persistent fields as filter keys...

cve-2026-41728 - HIGH - Spring Data REST JSON Patch bypasses Jackson read-only property protection on nested objects and collections

cve-2026-41728 - HIGH - Spring Data REST JSON Patch bypasses Jackson read-only property protection on nested objects and collections...

cve-2026-41730 - MEDIUM - Spring Data REST exposes persistence-layer internals in error responses

cve-2026-41730 - MEDIUM - Spring Data REST exposes persistence-layer internals in error responses...

Spring Framework Security Filter Bypass in WebFlux Kotlin Router DSL

Spring WebFlux applications may be vulnerable to a security bypass when using the Kotlin Router DSL. More precisely, an application can be vulnerable when all the following are true: When all the conditions above are met, any security-related modifications applied to the ServerRequest by the filt...

Spring Framework Denial of Service via Integer Overflow in SpEL Expressions

An integer overflow vulnerability exists in the evaluation logic of the Spring Expression Language SpEL. An attacker can exploit this by supplying a specially crafted SpEL expression that triggers excessive resource consumption, resulting in a Denial of Service DoS. Specifically, an application i...

cve-2026-41720 - HIGH - Authentication Bypass with Empty Password in Spring LDAP

cve-2026-41720 - HIGH - Authentication Bypass with Empty Password in Spring LDAP...

Spring Framework Denial of Service via AntPathMatcher

Applications may be vulnerable to a Regular Expression Denial of Service ReDoS attack if an attacker is able to provide a pattern which is then directly or indirectly supplied to one of the following methods in AntPathMatcher :...

Spring Framework Cross-site Scripting via JavaScriptUtils

Due to incorrect escaping, the use of JavaScriptUtils.javaScriptEscape may lead to JavaScript code injection in the browser, potentially resulting in a cross-site scripting XSS vulnerability...

Spring Framework Cross-site Scripting via JSP Form Tags

Spring MVC applications which accept user-supplied values in the cssClass , cssErrorClass , or cssStyle attributes of JSP tags allow arbitrary HTML/JavaScript code injection, potentially resulting in a cross-site scripting XSS vulnerability...

CVE-2026-41841: Spring Framework Information Disclosure via Static Resource Cache in Spring MVC and WebFlux

Spring MVC and WebFlux applications are vulnerable to Information Disclosure attacks when resolving static resources. More precisely, an application can be vulnerable when all the following are true: When all the conditions above are met, an attacker can get access to a protected resource if a...

CVE-2026-41838: Spring Framework Predictable Session ID in WebSocket Module

IDs for WebSocket sessions in the spring-websocket module are not cryptographically unpredictable, which may be possible to exploit in combination with inadequate authorization rules...

CVE-2026-41840: Spring Framework Denial of Service via Multipart Requests in WebFlux

Spring WebFlux applications are vulnerable to Denial of Service DoS attacks when processing multipart requests. More precisely, an application can be vulnerable when all the following are true: When all the conditions above are met, an attacker can send malicious multipart requests that can leak...

CVE-2026-41839: Spring Framework Escalation via Session Fixation in WebFlux

A WebFlux application with a compromised subdomain for example, compromised via cross-site scripting XSS is vulnerable to an escalation attack exchanging a known session ID for that of an authenticated user...

CVE-2026-41842: Spring Framework Denial of Service via Versioned Resources in Spring MVC and WebFlux

Spring MVC and WebFlux applications are vulnerable to Denial of Service DoS attacks when resolving static resources. More precisely, an application can be vulnerable when all the following are true: When all the conditions above are met, an attacker can send malicious requests that are slow to...

CVE-2026-41843: Spring Framework Path Traversal via Versioned Static Resources in Spring MVC and WebFlux

Spring MVC and WebFlux applications are vulnerable to Path Traversal attacks when resolving static resources. More precisely, an application can be vulnerable when all the following are true: When all the conditions above are met, an attacker can send malicious requests that can resolve files...

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...

CVE-2026-41844: Spring Framework Open Redirect in Spring MVC and WebFlux

A Spring MVC or Spring WebFlux application which configures a mapping for "/" where the view name is not explicitly specified allows an attacker to craft a link resulting in a 302 redirect to an arbitrary external host via the redirect: prefix. Spring MVC applications with the same preconditions...

cve-2026-40984 - HIGH - Micrometer HTTP server instrumentations DoS vulnerability

cve-2026-40984 - HIGH - Micrometer HTTP server instrumentations DoS vulnerability...

cve-2026-41007 - HIGH - Spring HATEOAS heap exhaustion through unbounded internal caching

cve-2026-41007 - HIGH - Spring HATEOAS heap exhaustion through unbounded internal caching...

cve-2026-40983 - HIGH - Micrometer gRPC server instrumentation DoS vulnerability

cve-2026-40983 - HIGH - Micrometer gRPC server instrumentation DoS vulnerability...

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-2026-41710 - MEDIUM - Cache Exhaustion in Stateful Retries leads to Denial of Service

cve-2026-41710 - MEDIUM - Cache Exhaustion in Stateful Retries leads to Denial of Service...

A Bootiful Podcast: JetBrains' Marit van Dijk

hi Spring and IntelliJ IDEA fans! In this installment I talk to my friend and JetBrains Developer Advocate extraordinaire Marit van Dijk! This episode was recorded at JNation, an amazing show in Coimbra, Portugal! jetbrains java jnation...

This Week in Spring - June 2nd, 2026

Hi, Spring fans, and welcome to another momentous installment of This Week in Spring! A lot to get into this week, but let's first take some time to address the meta: where are the May releases? If you read our May 11th post, you know they've been delayed. We wanted to speak a bit more about why ...

A Bootiful Podcast: Microsoft's Martijn Verburg

Hi Spring fans! In this installment, I talk to my friend from JClarity and Microsoft fame, fellow Java champion, and Java guru Martijn Verburg ai microsoft java jclarity performance...

This Week in Spring - May 26th, 2026

Hi, Spring fans! Welcome to another installment of This Week in Spring! I'm in Coimbra, Portugal, where I just did my usual shtick on the latest and greatest in Spring Framework 7.x, Spring Boot 4.x, and Spring AI 2.x. It was a ton of fun, and I want to thank everybody who came out. Last week I w...

A Bootiful Podcast: Hadi Hariri, Jetbrains legend

Hi Spring and Kotlin fans! In this installment, I have the privilege of talking to my old friend and JetBrains legend Hadi Hariri, recorded live from Kotlin Conf 2026 in Munich, Germany! kotlin jvm java springboot...

Spring Office Hours Podcast: S5E16 - May Release Train Shift & What's Coming in Spring Boot 4.1

Join Dan Vega and DaShaun Carter for the latest updates from the Spring Ecosystem. In this episode, Dan and DaShaun break down the recently announced shift of the May release train from May 11-22 to June 1-5, and what that means for your upgrade planning across the Spring portfolio. They also dig...

This Week in Spring - May 19th, 2026

Hi Spring fans! Welcome to another installment of This Week in Spring!, this one written from the back of a taxi racing to the local Frankfurt train station, where I'll take a train to Munich for the amazing Kotlin Conf 2026 edition, where I'll be part of the keynote and deliver a talk on the...

A Bootiful Podcast: the legendary Adib Saikali

Hi, Spring fans! I'm so thrilled to have been able to sit down and talk to my friend Adib Saikali!...

This Week in Spring - May 12th, 2026

Hi, Spring fans! As I write this I am in Miami, FL at the CodeRemix.ai show, focused on the wide and wonderful world of OpenRewrite and Moderne. I've got a talk to give so let's dive right into it! a quick note about the upcoming release train dates in last week's installment of A Bootiful Podcas...

Spring Office Hours Podcast: S5E15 - Upgrading Spring and OSS Security

Join Dan Vega and DaShaun Carter for the latest updates from the Spring Ecosystem. In this episode, Dan and DaShaun tackle two challenges every Spring developer faces: keeping applications up to date and staying ahead of security vulnerabilities in open source dependencies. They explore how AI...

Unbounded cache for function definitions

OOM error is possible while attempting to add infinite amount of functions to Function Registry...

Expression injection in MilvusVectorStore doDelete allows data destruction

Spring AI's MilvusVectorStoredoDeleteList implementation is vulnerable to filter-expression injection via unsanitized document IDs...

Self Routing guard bypassed via function composition

Under infinite recursion in the routing layer, request-handling can cause OOM error...

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...

A Bootiful Podcast: Daniel Garnier-Moiroux on his new book 'Testing Spring Boot Applications'

Hi Spring fans! In this installment I'm thrilled to have had the opportunity to sit down and talk to Daniel Garnier-Moiroux and talk about "Testing Spring Boot Applications," from Manning! testing springboot java kotlin springframework...

Spring Cloud Config Server Logged Sensitive Information

When enabling trace logging in Spring Cloud Config Server sensitive information was placed in plain text in the logs...

Directory Traversal with spring-cloud-config-server

Spring Cloud Config allows applications to server arbitrary text and binary files through the spring-cloud-config-server module. A malicious user, or attacker, can send a request using a specially crafted URL that can lead to a directory traversal attack...

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...