Malicious Code Injection in helpless_manatee_z3n Package
Summary
MAL-2025-94811: Malicious code in helpless_manatee_z3n (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The helpless_manatee_z3n package is part of the npm ecosystem and appears to be associated with the tea.xyz token reward campaign. This package is designed to facilitate the automatic generation and publication of derivative packages, which can inflate developer reputation scores for token rewards. However, it has been identified as containing malicious code that compromises the integrity of the npm registry.
Vulnerability Detail
The vulnerability in the helpless_manatee_z3n package originates from its inclusion in a campaign that floods the npm registry with malicious packages. The malicious payload modifies the package.json file by removing private flags, altering version numbers, and generating random package names, which leads to the continuous republishing of these variants. This 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 helpless_manatee_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 helpless_manatee_z3n package and instead look for alternative packages that provide similar functionality without the associated risks. Additionally, you can monitor your package-lock.json file for any changes that may indicate the presence of malicious packages.
Conclusion
The helpless_manatee_z3n package is compromised by malicious code that modifies package.json files and floods the npm registry with harmful variants. It is crucial for developers to update or remove this package to maintain the security and integrity of their applications. Utilizing tools like Vulert can help in monitoring and identifying such vulnerabilities in real-time.
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FAQ
The malicious code can lead to the modification of your package.json file, potentially exposing your project to security vulnerabilities and affecting the integrity of your application.
You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. By using the Vulert playground, you can check if your application is affected without any signup.
If you cannot update the package, it is advisable to remove it from your project and seek alternative packages that do not have known vulnerabilities.
The malicious payload continuously republishes variants of the package, polluting the npm registry and making it difficult for developers to find legitimate packages.
To prevent future vulnerabilities, regularly audit your dependencies, use tools like Vulert to monitor for vulnerabilities, and avoid using packages from untrusted sources.
