CVE-2026-41852

A vulnerability in Spring Expression Language SpEL evaluation logic allows for arbitrary zero-argument method invocation, even within restricted or read-only contexts, which may allow an attacker to invoke unintended application logic. Affected versions: Spring Framework 7.0.0 through 7.0.7; 6.2....

CVE-2026-41851

Applications which accept user-supplied Spring Expression Language SpEL expressions may be vulnerable to a Denial of Service DoS attack if the evaluation of a SpEL expression triggers unbounded cache growth. Affected versions: Spring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1.0...

CVE-2026-41848

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: matchString pattern, String path, matchStartString pattern, String pat...

CVE-2026-41844

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. Affected versions: Spring Framework 7.0.0 through...

PT-2026-66651

Applications that evaluate user-supplied Spring Expression Language SpEL expressions are vulnerable to an Algorithmic Denial of Service DoS. By providing a specially crafted expression, an attacker can trigger excessive resource consumption during evaluation, leading to application degradation or...

CVE-2026-41853: Inconsistent Interpretation of HTTP Requests

Spring MVC and WebFlux applications are vulnerable to Multipart request smuggling attacks. Affected versions: Spring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1.0 through 6.1.27; 5.3.0 through 5.3.48...

CVE-2026-41845: Improper Neutralization of Input During Web Page Generation

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. Affected versions: Spring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1.0 through 6.1.27; 5.3....

CVE-2026-41838: Use of Insufficiently Random Values

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. Affected versions: Spring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1.0 through 6.1.27; 5.3.0 throug...

CVE-2026-41720: Improper Authentication

Spring LDAP's DirContextAuthenticationStrategy implementations do not reject a bind request where a non-empty username is paired with an empty or null password. Affected versions: Spring LDAP 2.4.0 through 2.4.4; 3.2.0 through 3.2.17; 3.3.0 through 3.3.7; 4.0.0 through 4.0.3...

PT-2026-47661

Name of the Vulnerable Software and Affected Versions Spring Framework versions 7.0.0 through 7.0.7 Spring Framework versions 6.2.0 through 6.2.18 Spring Framework versions 6.1.0 through 6.1.27 Spring Framework versions 5.3.0 through 5.3.48 Description Applications that evaluate user-supplied...

PT-2026-47653

Name of the Vulnerable Software and Affected Versions Spring Framework versions 7.0.0 through 7.0.7 Spring Framework versions 6.2.0 through 6.2.18 Spring Framework versions 6.1.0 through 6.1.27 Spring Framework versions 5.3.0 through 5.3.48 Description Spring MVC and WebFlux applications are...

This Week in Spring - June 9th, 2026

Hi Spring fans! Welcome to another installment of This Week in Spring! Tons of releases coming out today and this week! So make sure you're pulling in the latest posts, as often as possible! Spring LDAP 2026.06 Releases - Contains CVE Fix Spring Framework 7.0.8 and 6.2.19 Available Now Spring...

PT-2026-48309

Name of the Vulnerable Software and Affected Versions Spring Security versions 7.0.0 through 7.0.5 Spring Authorization Server versions 1.5.0 through 1.5.7 Description The authorization endpoint performs insufficient validation of the request uri parameter. An attacker can craft a malicious...

PT-2026-48311

Name of the Vulnerable Software and Affected Versions Spring Data Commons versions 4.0.0 through 4.0.5 Spring Data Commons versions 3.5.0 through 3.5.11 Spring Data Commons versions 3.4.0 through 3.4.14 Description Applications may be subject to denial of service through resource exhaustion. This...

PT-2026-48312

Name of the Vulnerable Software and Affected Versions Spring Data MongoDB versions 5.0.0 through 5.0.5 Spring Data MongoDB versions 4.5.0 through 4.5.11 Spring Data MongoDB versions 4.4.0 through 4.4.14 Spring Data MongoDB versions 4.3.0 through 4.3.16 Spring Data MongoDB versions 4.2.0 through...

PT-2026-48322

Name of the Vulnerable Software and Affected Versions Spring for Apache Kafka versions 4.0.0 through 4.0.5 Spring for Apache Kafka versions 3.3.0 through 3.3.15 Spring for Apache Kafka versions 3.2.0 through 3.2.13 Spring for Apache Kafka versions 2.9.0 through 2.9.13 Spring for Apache Kafka...

Deserialization of Untrusted Data

Overview org.springframework.pulsar:spring-pulsar is a Spring Pulsar Core Affected versions of this package are vulnerable to Deserialization of Untrusted Data via trusted package validation in JsonPulsarHeaderMapper. An attacker can trigger deserialization of unintended classes by supplying...

Improperly Controlled Modification of Dynamically-Determined Object Attributes

Overview org.springframework.data:spring-data-rest-webmvc is a maven plugin for Spring Data REST - WebMVC. Affected versions of this package are vulnerable to Improperly Controlled Modification of Dynamically-Determined Object Attributes due to missing write-access enforcement in the...

Spring Framework Resource Management Vulnerability

The Spring Framework is an application development framework developed by Spring in open source. Vulnerabilities related to resource management exist in versions 7.0.0 to 7.0.7, 6.2.0 to 6.2.18, 6.1.0 to 6.1.27, and 5.3.0 to 5.3.48 of the Spring Framework. These vulnerabilities may lead to...

Spring Framework Resource Management Vulnerability

The Spring Framework is an application development framework developed by Spring in open source. Vulnerabilities related to resource management exist in versions 7.0.0 to 7.0.7, 6.2.0 to 6.2.18, 6.1.0 to 6.1.27, and 5.3.0 to 5.3.48 of the Spring Framework. These vulnerabilities stem from potentia...