Malicious Code Injection in wawan-bubur25-miaww Package
Summary
MAL-2025-92090: Malicious code in wawan-bubur25-miaww (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The wawan-bubur25-miaww 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 scripts that compromise its integrity.
Vulnerability Detail
The vulnerability originates from the package's malicious code that modifies the package.json file by removing private flags and altering version numbers. It generates random package names, often themed around Indonesian culture, and continuously republishes these variants to pollute the npm registry. This behavior can lead to significant security risks, including the potential for unauthorized access to sensitive information and the degradation of the npm ecosystem's reliability.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall wawan-bubur25-miawwIf 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 wawan-bubur25-miaww package and look for alternative packages that provide similar functionality without the associated risks. Additionally, consider using tools like Vulert to monitor your dependencies for vulnerabilities. You can check if your application is affected by this vulnerability using the Vulert playground at https://vulert.com/scanner without any signup.
Conclusion
The wawan-bubur25-miaww package poses a significant security risk due to its malicious code that alters package configurations and pollutes the npm registry. It is crucial to remove this package from your projects and monitor your dependencies for vulnerabilities using tools like Vulert.
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FAQ
It is an npm package associated with the tea.xyz token reward campaign, designed to generate and publish derivative packages.
The malicious code modifies your package.json, removes private flags, and can lead to unauthorized access and pollution of the npm registry.
You should uninstall the package immediately using 'npm uninstall wawan-bubur25-miaww' and check for any alternative packages.
Yes, you can use Vulert, which monitors your package-lock.json for vulnerabilities in real-time without requiring code access.
You can use the Vulert playground at Vulert Scanner to check for vulnerabilities in your application without signing up.
