Malicious Code Injection in lintang-tea75: A Threat to npm Ecosystem
Summary
MAL-2025-158238: Malicious code in lintang-tea75 (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
lintang-tea75 is a package within the npm ecosystem, often associated with the tea.xyz token reward campaign. It is designed to facilitate the generation and publication of derivative packages. However, this package has been identified as malicious, containing scripts that manipulate its own metadata and publish numerous variants to inflate developer reputation scores.
Vulnerability Detail
The vulnerability in lintang-tea75 stems from its malicious code that modifies the package.json file to remove private flags and alters version numbers. It also generates random package names, leading to the continuous republishing of these variants, which pollutes the npm registry. This behavior can compromise the integrity of the npm ecosystem, making it difficult for developers to trust the packages they use.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall lintang-tea75If 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 lintang-tea75 package and monitor your application for any dependencies that may have inadvertently included it. Regularly audit your package-lock.json file to identify and remove any malicious packages.
Conclusion
The lintang-tea75 package poses a significant threat to the npm ecosystem due to its malicious code that modifies package metadata and republish variants. It is crucial for developers to remove this package and monitor their projects for vulnerabilities to maintain the integrity of their applications.
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FAQ
lintang-tea75 is an npm package associated with the tea.xyz token reward campaign, designed to generate and publish derivative packages.
The vulnerability can lead to the pollution of the npm registry, making it difficult to trust other packages and potentially exposing your project to further security risks.
You should uninstall the package immediately using 'npm uninstall lintang-tea75' and check for any dependencies that may rely on it.
Yes, you can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time using just your package-lock.json file. You can check your application for vulnerabilities using the Vulert playground without any signup.
Regularly audit your dependencies, keep your packages updated, and use tools like Vulert to monitor for vulnerabilities in real-time.
