CVE-2025-41243

Updated on 16 Sep 2025

Severity

10.0 Critical severity

Overview

About vulnerability

Spring Cloud Gateway Server Webflux may be vulnerable to Spring Environment property modification.

An application should be considered vulnerable when all the following are true:

  • The application is using Spring Cloud Gateway Server Webflux (Spring Cloud Gateway Server WebMVC is not vulnerable).
  • Spring Boot actuator is a dependency.
  • The Spring Cloud Gateway Server Webflux actuator web endpoint is enabled via management.endpoints.web.exposure.include=gateway.
  • The actuator endpoints are available to attackers.
  • The actuator endpoints are unsecured.

Details

Affected product:
Spring
Affected packages:
spring-cloud-gateway-dependencies @ 3.1.9 (+6 more)

Spring Cloud Gateway Server Webflux may be vulnerable to Spring Environment property modification.

An application should be considered vulnerable when all the following are true:

  • The application is using Spring Cloud Gateway Server Webflux (Spring Cloud Gateway Server WebMVC is not vulnerable).
  • Spring Boot actuator is a dependency.
  • The Spring Cloud Gateway Server Webflux actuator web endpoint is enabled via management.endpoints.web.exposure.include=gateway.
  • The actuator endpoints are available to attackers.
  • The actuator endpoints are unsecured.