Malicious Code Injection in kiki-pisang8-ruro Package
Summary
MAL-2025-104806: Malicious code in kiki-pisang8-ruro (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The kiki-pisang8-ruro package is part of a series of npm packages that emerged during the tea.xyz token reward campaign. These packages are designed to manipulate npm's ecosystem by automatically generating and publishing derivative packages with randomized names. This behavior is intended to inflate developer reputation scores for rewards associated with the tea protocol.
Vulnerability Detail
The vulnerability originates from malicious code embedded within the kiki-pisang8-ruro package. This code modifies the package.json file to remove private flags, alters version numbers, and generates random Indonesian-themed package names. The malicious payload continuously republishes these variants, leading to pollution of the npm registry and potential security risks for developers who inadvertently use these packages.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall kiki-pisang8-ruro
If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
As a temporary workaround, avoid using the kiki-pisang8-ruro package and monitor your project for any dependencies that may have been affected by this malicious package. You can also use tools like Vulert to monitor your project for vulnerabilities. To check if your application is affected, you can visit the Vulert playground at https://vulert.com/scanner without any signup.
Conclusion
The kiki-pisang8-ruro package poses a significant risk due to its malicious code that alters project configurations and pollutes the npm registry. It is crucial for developers to remove this package and monitor their projects for vulnerabilities using tools like Vulert.
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FAQ
The kiki-pisang8-ruro package is an npm package that is part of a malicious campaign to inflate developer reputation scores through the automatic generation of derivative packages.
The malicious code modifies your package.json file, potentially exposing your project to security risks and polluting the npm registry with unwanted packages.
If you have installed the kiki-pisang8-ruro package, you should uninstall it immediately using npm uninstall kiki-pisang8-ruro.
You can use Vulert, which monitors your package-lock.json file to alert you in real-time for open-source vulnerabilities. Visit Vulert Scanner to check your application.
Currently, there is no patched version of the kiki-pisang8-ruro package. The best course of action is to uninstall it and monitor for updates.