Malicious Code Injection in wibowo-jamblang46-breki Package
Summary
MAL-2025-76239: Malicious code in wibowo-jamblang46-breki (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The wibowo-jamblang46-breki package is part of the npm ecosystem, primarily used for JavaScript development. It is associated with the tea.xyz token reward campaign, which has been linked to a series of malicious packages that flood the npm registry. These packages are designed to manipulate developer reputation scores by automatically generating and publishing derivative packages with randomized names.
Vulnerability Detail
The vulnerability in the wibowo-jamblang46-breki package stems from its malicious payload, which modifies the package.json file to remove private flags, alters version numbers, and generates random package names. This behavior is intended to inflate developer reputation scores for token rewards, leading to pollution of the npm registry. The origin of this vulnerability is traced back to the tea.xyz token reward campaign, which exploits npm's publishing system.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall wibowo-jamblang46-brekiIf 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 remove the wibowo-jamblang46-breki package from your project by executing the following command: npm uninstall wibowo-jamblang46-breki. This will prevent any malicious code from executing in your environment.
Conclusion
The wibowo-jamblang46-breki package contains a significant vulnerability that can compromise your project's integrity by modifying essential files and flooding the npm registry. Immediate action is required to mitigate the risks associated with this malicious code.
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FAQ
It is an npm package associated with the tea.xyz token reward campaign, which has been identified as malicious.
The vulnerability can lead to unauthorized modifications of your package.json file and pollution of the npm registry, potentially harming your project's integrity.
You should uninstall the package immediately and monitor for any updates or patches that may address the vulnerability.
Yes, you can use Vulert, which monitors and alerts for open-source vulnerabilities using just package-lock.json. Visit Vulert Scanner to check your application.
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