Malicious Code Injection in easy_sole_z3n Package: A Threat to npm Ecosystem
Summary
MAL-2025-94163: Malicious code in easy_sole_z3n (npm). Affected versions are not published. No fix is published. How to fix ↓
Check if this vulnerability affects your application
Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.
No signup required · Results in about 60 seconds
Background
The easy_sole_z3n package is part of the npm ecosystem, which is widely used for JavaScript package management. This package, like many others, is intended to facilitate the development and deployment of applications by providing reusable code. However, it has been identified as part of a malicious campaign that exploits npm's publishing mechanisms, leading to potential security risks for developers and their applications.
Vulnerability Detail
The vulnerability in the easy_sole_z3n package stems from its association with a malicious campaign that floods the npm registry with derivative packages. This campaign modifies the package.json file to remove private flags, alters version numbers, and generates random package names, thereby polluting the npm registry. The malicious payload can lead to unauthorized access to sensitive information and can compromise the integrity of applications that depend on this package.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall easy_sole_z3nIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →
Workaround
As a temporary workaround, consider removing the easy_sole_z3n package from your project until a secure version is released. You can do this by executing the command: 'npm uninstall easy_sole_z3n'. Additionally, monitor your package-lock.json file for any unauthorized changes.
Conclusion
The easy_sole_z3n package poses a significant security risk due to its malicious code injection. It is crucial for developers to take immediate action by updating or removing the package to protect their applications. Continuous monitoring for vulnerabilities is essential to maintain the integrity of software projects.
See every vulnerability recorded for easy_sole_z3n →
FAQ
easy_sole_z3n is an npm package used in JavaScript development, but it has been identified as part of a malicious campaign.
This vulnerability can lead to unauthorized access and compromise the integrity of applications that rely on the easy_sole_z3n package.
You should update the package to the latest version or remove it from your project until a secure version is available.
You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time using just your package-lock.json file.
Yes, you can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without any signup.
