Externally Controlled Reference to a Resource in Another Sphere and Confused Deputy in Spring Cloud Netflix
Spring Cloud Netflix, versions 2.2.x prior to 2.2.4, versions 2.1.x prior to 2.1.6, and older unsupported versions allow applications to use the Hystrix Dashboard proxy.stream endpoint to make requests to any server reachable by the server hosting the dashboard. A malicious user, or attacker, can send a request to other servers that should not be exposed publicly.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | org.springframework.cloud:spring-cloud-netflix | >= 2.2.0, < 2.2.4, >= 2.1.0, < 2.1.6 | 2.2.4, 2.1.6 |
References
- CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:H/A:N- Weakness (CWE)
CWE-441, CWE-610- Platform
- Java / Kotlin (Maven)
- Package
org.springframework.cloud:spring-cloud-netflix- Disclosed
- 30.04.2021
- Updated
- 11.10.2026 11:21
Sources and licenses
OSV / GitHub Advisory Database - GHSA-qgcg-p3v2-9h4p - CC BY 4.0
Vulnerability history: org.springframework.cloud:spring-cloud-netflix
All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.
This is the only known vulnerability of this package.
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