5.3

CVSS Score

3.1

-

CVSS Score

Basic Information

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CVE-2025-53602

CVE-2025-53602: Zipkin Server vulnerable to Insecure Resource Initialization through its /heapdump endpoint

Zipkin through 3.5.1 has a /heapdump endpoint (associated with the use of Spring Boot Actuator), a similar issue to CVE-2025-48927.

(GitHub Advisory)

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CVE-2025-53602

CVE-2025-53602:

5.3

CVSS Score

3.1

-

CVSS Score

Basic Information

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Technical Details

Package Name	Ecosystem	Vulnerable Versions	First Patched Version
io.zipkin:zipkin-server	maven	<= 3.5.1

Technical Details

Vulnerability Intelligence
Miggo AI

Root Cause Analysis

The vulnerability is not in a specific function within the Zipkin codebase itself, but rather in its default configuration which enables a potentially dangerous feature from a dependency, Spring Boot Actuator. The provided patch modifies the zipkin-server-shared.yml configuration file to explicitly disable the HeapDumpWebEndpointAutoConfiguration. This class is responsible for creating and exposing the /heapdump actuator endpoint. When this endpoint is invoked, it can lead to the disclosure of sensitive information contained within the application's heap memory. Therefore, the HeapDumpWebEndpointAutoConfiguration class is identified as the root cause of the vulnerability within the context of the Zipkin server's configuration. During exploitation, a profiler would likely show activity related to the HeapDumpWebEndpoint and its methods, which are configured by this class.

Vulnerable functions

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WAF Protection Rules

WAF Rule

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Reasoning

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