Malicious Code Injection in voluminous_sole_z3n Package
Summary
MAL-2025-110625: Malicious code in voluminous_sole_z3n (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The voluminous_sole_z3n package is part of the npm ecosystem, often used in JavaScript projects. It is associated with the tea.xyz token reward campaign, which has been known to flood the npm registry with numerous packages. This package, like others in the campaign, is designed to inflate developer reputation scores through automated publishing of derivative packages.
Vulnerability Detail
The vulnerability in the voluminous_sole_z3n package stems from its malicious code that modifies the package.json file. It removes private flags, alters version numbers, and generates random package names, which leads to the continuous republishing of these variants. This behavior not only pollutes the npm registry but also poses a risk to developers who may unknowingly use these compromised packages, potentially leading to security breaches in their applications.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall voluminous_sole_z3nIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
As a temporary workaround, you can avoid using the voluminous_sole_z3n package and instead look for alternative packages that provide similar functionality without the associated risks.
Conclusion
The voluminous_sole_z3n package poses a significant risk due to its malicious code that alters package configurations and floods the npm registry. Developers are advised to remove this package and monitor their applications for vulnerabilities using tools like Vulert.
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FAQ
The main issue is that it contains malicious code that modifies package.json files and floods the npm registry with unwanted packages.
You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. Visit Vulert Scanner to check your application without any signup.
You should remove the voluminous_sole_z3n package from your project immediately to mitigate any potential risks.
While specific exploits have not been detailed, the malicious behavior of the package can lead to security vulnerabilities in applications that use it.
Vulert uses the package-lock.json file to monitor for vulnerabilities in your software, providing alerts in real-time without requiring code access or installation.
