Malicious Code Injection in putri-mie41-ruro Package - npm Vulnerability
Summary
MAL-2025-107512: Malicious code in putri-mie41-ruro (npm). Affected versions are not published. No fix is published. How to fix ↓
Check if this vulnerability affects your application
Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.
No signup required · Results in about 60 seconds
Background
The putri-mie41-ruro package is part of the npm ecosystem, often used in JavaScript projects for various functionalities. However, it has been identified as part of a malicious campaign that floods the npm registry with derivative packages. This package is associated with the tea.xyz token reward scheme, which aims to inflate developer reputation scores through automated publishing of variants.
Vulnerability Detail
The vulnerability stems from the package's malicious code, which modifies the package.json file to remove private flags, alters version numbers, and generates random package names. This behavior leads to the continuous republishing of these variants, polluting the npm registry and potentially compromising the integrity of projects that depend on this package. The malicious payload is designed to exploit the npm ecosystem for token rewards, posing a significant risk to developers and users.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall putri-mie41-ruroIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →
Workaround
As a temporary workaround, you can avoid using the putri-mie41-ruro package and look for alternative packages that provide similar functionality without the associated risks. Additionally, consider using tools like Vulert to monitor your project 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 putri-mie41-ruro package poses a significant risk due to its malicious code designed to exploit the npm ecosystem. It is crucial for developers to remove this package from their projects and monitor for vulnerabilities using tools like Vulert to ensure the security of their applications.
See every vulnerability recorded for putri-mie41-ruro →
FAQ
It is an npm package that has been identified as part of a malicious campaign to inflate developer reputation scores through automated publishing.
The vulnerability can lead to the pollution of the npm registry and may compromise the integrity of your project if it relies on this package.
You should uninstall the putri-mie41-ruro package immediately and check for any dependencies that may be affected.
Yes, you can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time using just your package-lock.json.
Yes, you can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without any signup.
