TI-2025-27490 Aliases CVE-2025-41243 GHSA-q2cj-h8fw-q4cc

Spring Expression Language property modification using Spring Cloud Gateway Server WebFlux

MEDIUM 49CWE-917Published 2025-09-16 · Updated 2026-02-26

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Code execution
Confidentiality · integrity · availability: High · High · High
Fix status: Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub. Impact type from CWE-917.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.03674 89th percentileScored 2026-11-07

Fix Fixed Cloud Gateway (Spring): 4.3.1, 4.2.5, 4.1.11 +1org.springframework.cloud:spring-cloud-gateway-server-webflux (Maven): 4.2.5, 4.3.1

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
VMware	Cloud Gateway	4.3.x to before 4.3.1; 4.2.x to before 4.2.5; 4.1.x, 4.0.x to before 4.1.11; 3.1.x to before 3.1.11	4.3.1, 4.2.5, 4.1.11, 3.1.11	Patch available	CNA
—	org.springframework.cloud:spring-cloud-gateway-server-webflux (Maven)	3.1.0 – 3.1.10	—	No fix listed	GHSA-q2cj-h8fw-q4cc
—	org.springframework.cloud:spring-cloud-gateway-server-webflux (Maven)	4.0.0 – 4.1.10	—	No fix listed	GHSA-q2cj-h8fw-q4cc
—	org.springframework.cloud:spring-cloud-gateway-server-webflux (Maven)	4.2.0 to before 4.2.5	4.2.5	Patch available	GHSA-q2cj-h8fw-q4cc
—	org.springframework.cloud:spring-cloud-gateway-server-webflux (Maven)	4.3.0 to before 4.3.1	4.3.1	Patch available	GHSA-q2cj-h8fw-q4cc

Cloud Gateway VendorVMware Affected 4.3.x to before 4.3.1; 4.2.x to before 4.2.5; 4.1.x, 4.0.x to before 4.1.11; 3.1.x to before 3.1.11 Fixed in 4.3.1, 4.2.5, 4.1.11, 3.1.11 Patch available CNA
org.springframework.cloud:spring-cloud-gateway-server-webflux (Maven) Vendor— Affected 3.1.0 – 3.1.10 Fixed in — No fix listed GHSA-q2cj-h8fw-q4cc
org.springframework.cloud:spring-cloud-gateway-server-webflux (Maven) Vendor— Affected 4.0.0 – 4.1.10 Fixed in — No fix listed GHSA-q2cj-h8fw-q4cc
org.springframework.cloud:spring-cloud-gateway-server-webflux (Maven) Vendor— Affected 4.2.0 to before 4.2.5 Fixed in 4.2.5 Patch available GHSA-q2cj-h8fw-q4cc
org.springframework.cloud:spring-cloud-gateway-server-webflux (Maven) Vendor— Affected 4.3.0 to before 4.3.1 Fixed in 4.3.1 Patch available GHSA-q2cj-h8fw-q4cc

Remediation

Fix · CNA Cloud Gateway (Spring) Fixed in 4.3.1, 4.2.5, 4.1.11, 3.1.11
Fix · GHSA-q2cj-h8fw-q4cc org.springframework.cloud:spring-cloud-gateway-server-webflux (Maven) Fixed in 4.2.5 Advisory →
Fix · GHSA-q2cj-h8fw-q4cc org.springframework.cloud:spring-cloud-gateway-server-webflux (Maven) Fixed in 4.3.1 Advisory →

Timeline

2026-10-02 Threatist record created from CVE-2025-41243
2026-10-03 Alias added: GHSA-q2cj-h8fw-q4cc

References

Advisory 1

https://nvd.nist.gov/vuln/detail/CVE-2025-41243

Other 1

https://spring.io/security/cve-2025-41243

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Sources

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