Malicious Code Vulnerability in tehah-man-buta Package
Summary
MAL-2025-168967: Malicious code in tehah-man-buta (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The tehah-man-buta package is part of the npm ecosystem and is 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 stems from the presence of malicious scripts within the tehah-man-buta package. These scripts are designed to modify the package.json file by removing private flags, altering version numbers, and generating random package names. This behavior leads to the continuous republishing of variants, which pollutes the npm registry and can potentially harm developers relying on legitimate packages. The origin of this issue is linked to a broader campaign that exploits npm for token rewards, making it a significant concern for the open-source community.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall tehah-man-butaIf 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 prevent the installation of the vulnerable package by using the following command to uninstall it: npm uninstall tehah-man-buta. Additionally, you can monitor your project for any dependencies that may introduce this package inadvertently.
Conclusion
The tehah-man-buta package has been identified as containing malicious code that compromises the npm registry. It is crucial for developers to take immediate action by updating or removing the package to safeguard their projects. Utilizing tools like Vulert can help in monitoring for such vulnerabilities in real-time.
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FAQ
The tehah-man-buta package is an npm package associated with the tea.xyz token reward campaign, designed to automate the generation and publication of derivative packages.
The vulnerability allows the package to modify package.json files, remove private flags, change version numbers, and continuously republish variants, leading to pollution of the npm registry.
You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. Visit the Vulert playground at Vulert Scanner to check your application without any signup.
If no patched version is available, it is recommended to remove the package from your project and seek alternative packages that do not have known vulnerabilities.
Regularly monitor your dependencies using tools like Vulert, and keep your packages updated to the latest secure versions to minimize the risk of vulnerabilities.
