Malicious Code Injection in muklis-24: A Threat to npm Packages
Summary
MAL-2025-160808: Malicious code in muklis-24 (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The package 'muklis-24' is part of a series of npm packages that emerged during the tea.xyz token reward campaign. These packages are designed to manipulate the npm registry by generating and publishing derivative packages with randomized names. The primary function of these packages is to inflate developer reputation scores for rewards associated with the tea protocol. However, their malicious nature poses significant risks to developers and users alike.
Vulnerability Detail
The vulnerability in 'muklis-24' originates from its design to include autopublish scripts that modify the package.json file. This modification removes private flags, alters version numbers, and generates random package names, leading to the continuous republishing of variants. The ramifications include pollution of the npm registry, potential security risks for applications relying on these packages, and a compromised developer reputation system. The malicious payload can significantly affect the integrity and security of the npm ecosystem.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall muklis-24If 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 'muklis-24' and any other packages associated with the tea.xyz token reward campaign. Monitor your package-lock.json file for any unintended dependencies and remove them as necessary.
Conclusion
The 'muklis-24' package poses a significant threat due to its malicious code designed to manipulate the npm registry. It is crucial for developers to remove this package and monitor their dependencies for vulnerabilities. Utilizing tools like Vulert can help maintain the security of your applications.
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FAQ
'muklis-24' is an npm package that is part of a malicious campaign aimed at inflating developer reputation scores through the creation of derivative packages.
The vulnerability can lead to the pollution of the npm registry, potentially introducing security risks and affecting the integrity of your application.
You should uninstall 'muklis-24' immediately and check your project for any other affected packages.
You can use tools like Vulert, which monitors your package-lock.json file for open-source vulnerabilities in real-time without requiring installation.
Yes, you can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without any signup.
