Malicious Code Vulnerability in irma-mie1-ruro: Exploitation of npm Packages
Summary
MAL-2025-104403: Malicious code in irma-mie1-ruro (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The package 'irma-mie1-ruro' is part of the npm ecosystem, which is widely used for JavaScript package management. This package has been identified as part of a malicious campaign that aims to exploit the npm registry by flooding it with derivative packages. These packages are designed to inflate developer reputation scores through automated scripts that generate and publish numerous variants with randomized names.
Vulnerability Detail
The vulnerability in 'irma-mie1-ruro' originates from its association with the tea.xyz token reward campaign. It contains malicious scripts that modify the package.json file by removing private flags, altering version numbers, and creating random package names. This behavior leads to the continuous republishing of these variants, which pollutes the npm registry and can potentially compromise the integrity of other packages and applications relying on npm.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall irma-mie1-ruroIf 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 'irma-mie1-ruro' package and look for alternative packages that provide similar functionality without the associated risks. Always verify the integrity and reputation of packages before including them in your project.
Conclusion
The 'irma-mie1-ruro' package is compromised with malicious code that poses significant risks to developers and their applications. It is crucial to remove this package and stay vigilant about the integrity of the packages you use. Utilizing tools like Vulert can help in monitoring and preventing future vulnerabilities.
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FAQ
The vulnerability involves malicious code that modifies package.json files and floods the npm registry with derivative packages.
You can use Vulert, which monitors open-source vulnerabilities in your software. By simply using package-lock.json, it alerts you in real-time. You can also check your application using the Vulert playground at Vulert Scanner.
You should uninstall the package immediately using 'npm uninstall irma-mie1-ruro' and review your dependencies for any other potentially malicious packages.
There are no patches available for 'irma-mie1-ruro' as it is recommended to remove the package entirely.
Regularly audit your dependencies, use trusted sources for packages, and consider using tools like Vulert to monitor for vulnerabilities.
