Intel

AIKIDO-2025-10721

unleash-server is vulnerable to Generation of Error Message Containing Sensitive Information

Generation of Error Message Containing Sensitive Information Pre-CVE
Found by Aikido Intel before public disclosure or CVE publication.
Published Oct 21, 2025

20

Low Risk

This Affects:

JSunleash-server
4.23.0 - 7.2.2
Fixed in 7.2.3
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TL;DR

Affected versions of this package are vulnerable to Information Exposure via Stack Trace, where the application returns an error object, including stack traces, in JSON responses due to code like return res.status(finalError.statusCode).json(finalError).end(). It exposes sensitive details such as file paths, internal IP addresses, or system structure. An attacker can exploit this by sending malicious requests to trigger errors, potentially harvesting this information to aid in further attacks.

Who does this affect?

You are affected if you are using a version that falls within the vulnerable range.

Background info

unleash-server is vulnerable to Generation of Error Message Containing Sensitive Information in versions 4.23.0 - 7.2.2.

How to fix this

Upgrade the unleash-server library to the patch version.