Malicious Code Injection in lintang-tea85: A Threat to npm Ecosystem
Summary
MAL-2025-158249: Malicious code in lintang-tea85 (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
lintang-tea85 is a package within the npm ecosystem that is part of the tea.xyz token reward campaign. This package is designed to facilitate the generation and publication of derivative packages, often with randomized names, to inflate developer reputation scores for token rewards. Its functionality is compromised due to the presence of malicious code that modifies critical files.
Vulnerability Detail
The vulnerability in lintang-tea85 originates from its malicious payload, which alters the package.json file to remove private flags and changes version numbers. It generates random package names, primarily themed around Indonesian culture, and continuously republishes these variants to pollute the npm registry. This behavior not only compromises the integrity of the npm ecosystem but also poses risks to developers who may unknowingly use these tainted packages.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall lintang-tea85If 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-tea85 package and monitor your project for any dependencies that may have inadvertently included it. Additionally, consider using tools like Vulert to monitor your package-lock.json for vulnerabilities.
Conclusion
The lintang-tea85 package poses a significant risk due to its malicious code that alters package files and floods the npm registry with tainted packages. It is essential to remove this package from your project and monitor for any vulnerabilities using tools like Vulert.
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FAQ
lintang-tea85 is an npm package that is part of a token reward campaign, designed to generate and publish derivative packages.
The vulnerability can lead to the injection of malicious code into your project, compromising its integrity and security.
You should uninstall the package immediately using 'npm uninstall lintang-tea85' and check your package-lock.json for any references.
Yes, Vulert can monitor your package-lock.json for vulnerabilities in real-time without requiring code access or installation.
You can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability.
