CVE-2026-41849: Integer Overflow or Wraparound

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. Affected versions: Spring...

CVE-2026-41848: Inefficient Regular Expression Complexity

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-2026-41847: Improper Access Control

Spring WebFlux applications may be vulnerable to a security bypass when using the Kotlin Router DSL. Affected versions: Spring Framework 5.3.0 through 5.3.48...

CVE-2026-41846: Improper Neutralization of Input During Web Page Generation

Spring MVC applications which accept user-supplied values in the cssClass, cssErrorClass, or cssStyle attributes of JSP form tags allow arbitrary HTML/JavaScript code injection, potentially resulting in a cross-site scripting XSS vulnerability. Affected versions: Spring Framework 7.0.0 through...

CVE-2026-41844: URL Redirection to Untrusted Site

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...

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-2026-41842: Uncontrolled Resource Consumption

Spring MVC and WebFlux applications are vulnerable to Denial of Service DoS attacks when resolving static resources. 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-2026-41841: Use of Cache Containing Sensitive Information

Spring MVC and WebFlux applications are vulnerable to Information Disclosure attacks when resolving static resources. 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-2026-41840: Missing Release of Memory after Effective Lifetime

Spring WebFlux applications are vulnerable to Denial of Service DoS attacks when processing multipart requests. 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-2026-41839: Session Fixation

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

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...

PT-2026-66640

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...

PT-2026-66654

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...

PT-2026-68943

Due to incorrect host parsing, applications that rely on UriComponentsBuilder to parse and validate an externally provided URL string may be exposed to a server-side request forgery SSRF attack. Affected versions: Spring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18...

PT-2026-66645

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....

PT-2026-66641

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. Affected versions: Spring...

PT-2026-66637

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....

PT-2026-66652

Spring WebFlux applications may be vulnerable to a security bypass when using the Kotlin Router DSL. Affected versions: Spring Framework 5.3.0 through 5.3.48...

PT-2026-47663

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 A flaw in the Spring Expression Language SpE...

CVE-2026-41843: Improper Limitation of a Pathname to a Restricted Directory

Spring MVC and WebFlux applications are vulnerable to Path Traversal attacks when resolving static resources. 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...