EUVD-2026-26206

Spring MVC and WebFlux applications are vulnerable to cache poisoning when resolving static resources. More precisely, an application can be vulnerable when all the following are true: the application is using Spring MVC or Spring WebFlux the application is configuring the resource chain support...

CVE-2026-22741 Static resource cache poisoning in Spring MVC and WebFlux

Spring MVC and WebFlux applications are vulnerable to cache poisoning when resolving static resources. More precisely, an application can be vulnerable when all the following are true: the application is using Spring MVC or Spring WebFlux the application is configuring the resource chain support...

CVE-2026-22740

The CVE-2026-22740 issue affects Spring Framework WebFlux multipart request handling. The root cause is cleanup of temporary files created for parts larger than 10 KB, which in some cases are not deleted after the request completes, enabling an attacker to exhaust disk space (Denial of Service). ...

CVE-2026-22740 Spring Framework DoS with Multipart Temp Files in WebFlux

A WebFlux server application that processes multipart requests creates temp files for parts larger than 10 K. Under some circumstances, temp files may remain not deleted after the request is fully processed. This allows an attacker to consume available disk space. Older, unsupported versions are...

EUVD-2026-26205

A WebFlux server application that processes multipart requests creates temp files for parts larger than 10 K. Under some circumstances, temp files may remain not deleted after the request is fully processed. This allows an attacker to consume available disk space. Older, unsupported versions are...

CVE-2026-22740

A WebFlux server application that processes multipart requests creates temp files for parts larger than 10 K. Under some circumstances, temp files may remain not deleted after the request is fully processed. This allows an attacker to consume available disk space. Older, unsupported versions are...

CVE-2026-22740 Spring Framework DoS with Multipart Temp Files in WebFlux

A WebFlux server application that processes multipart requests creates temp files for parts larger than 10 K. Under some circumstances, temp files may remain not deleted after the request is fully processed. This allows an attacker to consume available disk space. Older, unsupported versions are...

CVE-2026-22740

A WebFlux server application that processes multipart requests creates temp files for parts larger than 10 K. Under some circumstances, temp files may remain not deleted after the request is fully processed. This allows an attacker to consume available disk space. Older, unsupported versions are...

PT-2026-35899

Name of the Vulnerable Software and Affected Versions WebFlux server application affected versions not specified Description A WebFlux server application that processes multipart requests creates temporary files for parts larger than 10 K. Under certain conditions, these temporary files may not b...

PT-2026-35908

Name of the Vulnerable Software and Affected Versions Spring MVC affected versions not specified Spring WebFlux affected versions not specified Description Applications using Spring MVC or Spring WebFlux are susceptible to cache poisoning during the resolution of static resources. This occurs whe...

PT-2026-35909

Name of the Vulnerable Software and Affected Versions Spring MVC affected versions not specified Spring WebFlux affected versions not specified Description Applications using Spring MVC or Spring WebFlux are susceptible to Denial of Service attacks when serving static resources from the file syst...

com.okta.spring.examples:okta-spring-boot-hosted-code-flow-example (=3.0.7), com.okta.spring.examples:okta-spring-boot-redirect-code-flow-example (=3.0.7) +21 more potentially affected by CVE-2026-40972 via org.springframework.boot:spring-boot-devtools (>=3.3.0 <=3.3.1)

org.springframework.boot:spring-boot-devtools MAVEN version =3.3.0, =1.6.0, =2.0.0, =2.0.0, =2.0.0, =2.0.0, =2.0.0, =2.0.1 - org.bremersee:common-exception-spring-boot-autoconfigure =1.1.0 - org.bremersee:common-exception-spring-boot-web-starter =1.1.0 -...

Security Bulletin: DevOps Test Performance contains a vulnerability related to use of Spring Framework MVC and WebFlux

Summary Due to use of Spring Framework MVC and WebFlux, DevOps Test Performance and Rational Performance Tester contain a potential stream corruption vulnerability. Vulnerability Details CVEID:CVE-2026-22735 DESCRIPTION: Spring MVC and WebFlux applications are vulnerable to stream corruption when...

Denial of service in static resource handling on Windows platforms

Spring MVC and WebFlux applications are vulnerable to Denial of Service 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, the attacker can send malicious requests that are slow to resol...

Incomplete Cleanup

Overview org.springframework:spring-web is a package that provides a comprehensive programming and configuration model for modern Java-based enterprise applications - on any kind of deployment platform. Affected versions of this package are vulnerable to Incomplete Cleanup via multipart request...

ai.new-wave:spring-agent-app (>=0.1.0 <=0.3.0), ai.new-wave:spring-agent-core (>=0.1.0 <=0.3.0) +689 more potentially affected by CVE-2026-22741 via org.springframework:spring-webflux (>=7.0.0-M7 <=7.0.6)

org.springframework:spring-webflux MAVEN version =7.0.0-M7, =0.1.0, =0.1.0, =4.5.0, =4.5.0, =4.5.0, =4.5.0, =4.7.0, =0.0.1-alfa, =2.0.8, =6.0.1, =4.0.0.0-M2, =4.0.0.0-M3 and more Source cves: CVE-2026-22741 Source advisory: SNYK:JAVA-ORGSPRINGFRAMEWORK-16109604...

ai.aletyx.kogito:aletyx-kogito-ai-addons-springboot-adhoc-subprocess (>=0.1.0 <=0.2.0), ai.aletyx.kogito:aletyx-kogito-ai-addons-springboot-adhoc-subprocess-storage-jpa (>=0.1.0 <=0.2.0) +2979 more potentially affected by CVE-2026-22741 via org.springframework:spring-webflux (>=6.0.0 <=6.2.17)

org.springframework:spring-webflux MAVEN version =6.0.0, =0.1.0, =0.1.0, =0.2.0, =0.1.1, =0.1.1, =0.0.4, =0.1.0, =0.6.0, =0.6.0, =1.0.0, =1.0.0, =0.2.2, =1.2.4, =1.2.4, =1.2.6 and more Source cves: CVE-2026-22741 Source advisory: SNYK:JAVA-ORGSPRINGFRAMEWORK-16109604...

HTTP Request Smuggling

Overview org.springframework:spring-webflux is a Spring Framework module that contains support for reactive HTTP and WebSocket clients as well as for reactive server web applications including REST, HTML browser, and WebSocket style interactions. Affected versions of this package are vulnerable t...

CVE-2026-22737

A flaw was found in Spring Framework. When Java scripting engine enabled template views such as those using JRuby or Jython are used in Spring MVC and Spring WebFlux applications, a remote attacker can exploit this to disclose sensitive content from files located outside the intended script...

CVE-2026-22735

A flaw was found in Spring MVC and WebFlux. A remote attacker with low privileges could exploit this vulnerability, requiring user interaction. This could lead to stream corruption, potentially affecting the integrity of data being transmitted. Mitigation Mitigation for this issue is either not...