Malicious Code Injection in bella-klentik89-ruro Package

bella-klentik89-ruro Updated 27 Nov 2025

Summary

11/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-99896: Malicious code in bella-klentik89-ruro (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The bella-klentik89-ruro package is part of the npm ecosystem, often utilized in JavaScript projects. It is associated with the tea.xyz token reward campaign, which has been known to flood the npm registry with various packages. This package, like others in the campaign, is designed to manipulate developer reputation scores through automated publishing of derivative packages.

Vulnerability Detail

The vulnerability in the bella-klentik89-ruro package stems from its malicious code that modifies the package.json file. It removes private flags, alters version numbers, and generates random package names, leading to the continuous republishing of 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 bella-klentik89-ruro

If 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, you can avoid using the bella-klentik89-ruro package and look for alternative packages that provide similar functionality without the associated risks. Additionally, you can monitor your project for any unexpected changes in the package.json file.

Conclusion

The bella-klentik89-ruro package contains malicious code that poses significant risks to developers and their projects. It is crucial to remove this package and monitor your applications for any vulnerabilities. Utilizing tools like Vulert can help maintain the security of your software.

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FAQ

The bella-klentik89-ruro package is an npm package associated with the tea.xyz token reward campaign, which is known for flooding the npm registry with malicious packages.

This vulnerability can lead to the introduction of malicious code in your project, potentially compromising its security and integrity.

You should uninstall the bella-klentik89-ruro package immediately and check for any dependencies that may be affected.

You can use tools like Vulert, which monitors your package-lock.json file for open-source vulnerabilities in real-time without requiring code access or installation.

Yes, you can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without needing to sign up.

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How To Fix

This package is malicious. Remove it and rotate any credentials it could have accessed.

npm uninstall bella-klentik89-ruro

If 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 →

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