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CVE-2025-41243

Good to know:

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Date: September 16, 2025

Spring Cloud Gateway Server WebFlux allows attackers to modify Spring Environment properties under specific configurations.

Severity Score

Related Resources (3)

https://nvd.nist.gov/vuln/detail/CVE-2025-41243
https://spring.io/security/cve-2025-41243
https://www.mend.io/vulnerability-database/CVE-2025-41243

Severity Score

Weakness Type (CWE)

Improper Control of Generation of Code ('Code Injection')

CWE-94

Improperly Controlled Modification of Dynamically-Determined Object Attributes

CWE-915

Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection')

CWE-917

Top Fix

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Upgrade Version

Upgrade to version org.springframework.cloud:spring-cloud-gateway-server:no_fix;org.springframework.cloud:spring-cloud-gateway-server:no_fix;org.springframework.cloud:spring-cloud-gateway-server:no_fix;org.springframework.cloud:spring-cloud-gateway-core:no_fix;org.springframework.cloud:spring-cloud-gateway-server-webflux:4.3.1;https://github.com/spring-cloud/spring-cloud-gateway.git - v4.3.1;https://github.com/spring-cloud/spring-cloud-gateway.git - v4.2.5;https://github.com/spring-cloud/spring-cloud-gateway.git - no_fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): CHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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