Changes.Watch~ upgrade verdicts ~
Free digest
CriticalPHP2Shell: is your PHP patched?

critical vulnerability

Spring Framework Header Predicate Bypass in WebFlux Functional Endpoints

Partly patchedCritical · CVSS 9.8EPSS 0.53%

Published Aug 27, 2026 · updated Oct 7, 2026

What to do

  1. Upgrade to a fixed version: org.springframework:spring-webflux 7.0.9.
  2. Some affected packages have no fixed version yet: follow the advisory for mitigations and watch this page for the fix.
  3. Redeploy and restart long-running processes so they load the fixed code.

Affected packages

Mavenorg.springframework:spring-webflux

Vulnerable versions
>= 5.2.5.RELEASE, <= 5.2.25.RELEASE
Fixed in
no fix yet

Check your project: mvn dependency:tree -Dincludes=org.springframework:spring-webflux

Mavenorg.springframework:spring-webflux

Vulnerable versions
>= 5.3.0, <= 5.3.49
Fixed in
no fix yet

Check your project: mvn dependency:tree -Dincludes=org.springframework:spring-webflux

Mavenorg.springframework:spring-webflux

Vulnerable versions
>= 6.0.0, <= 6.0.30
Fixed in
no fix yet

Check your project: mvn dependency:tree -Dincludes=org.springframework:spring-webflux

Mavenorg.springframework:spring-webflux

Vulnerable versions
>= 6.1.0, <= 6.1.28
Fixed in
no fix yet

Check your project: mvn dependency:tree -Dincludes=org.springframework:spring-webflux

Mavenorg.springframework:spring-webflux

Vulnerable versions
>= 6.2.0, <= 6.2.19
Fixed in
no fix yet

Check your project: mvn dependency:tree -Dincludes=org.springframework:spring-webflux

Mavenorg.springframework:spring-webflux

Vulnerable versions
>= 7.0.0, <= 7.0.8
Fixed in
7.0.9

Check your project: mvn dependency:tree -Dincludes=org.springframework:spring-webflux

Sources

CWE-863 Incorrect Authorization

← All critical vulnerabilities