Malicious Code Injection in irma-sasag89-ruro Package - npm Vulnerability

irma-sasag89-ruro Updated 24 Nov 2025

Summary

11/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-104410: Malicious code in irma-sasag89-ruro (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The irma-sasag89-ruro package 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 manipulate the npm registry by flooding it with derivative packages. These packages are designed to inflate developer reputation scores through automated scripts, compromising the integrity of the npm ecosystem.

Vulnerability Detail

The vulnerability originates from the malicious intent behind the irma-sasag89-ruro package, which includes scripts that modify the package.json file to remove private flags and change version numbers. It generates random package names and continuously republishes variants, leading to pollution of the npm registry. This can result in developers unknowingly using compromised packages, which may lead to security breaches or loss of data integrity.

How To Fix

This package is malicious. Remove it and rotate any credentials it could have accessed.

npm uninstall irma-sasag89-ruro

If 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 measure, you can avoid using the irma-sasag89-ruro package and any packages that depend on it. Additionally, you can monitor your package-lock.json file for any unauthorized changes using tools like Vulert, which provides real-time alerts for open-source vulnerabilities.

Conclusion

The irma-sasag89-ruro package poses a significant risk due to its malicious code designed to manipulate the npm registry. It is crucial for developers to be vigilant and remove any affected packages from their projects. Utilizing tools like Vulert can help in monitoring for such vulnerabilities in real-time.

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FAQ

The irma-sasag89-ruro package is an npm package that has been identified as part of a malicious campaign to manipulate the npm registry.

If your project uses the irma-sasag89-ruro package, it may be at risk of using compromised code that can lead to security breaches.

You should uninstall the irma-sasag89-ruro package immediately using 'npm uninstall irma-sasag89-ruro' and check for any other affected packages.

You can use Vulert to monitor your package-lock.json file for vulnerabilities without needing to install any additional software.

Yes, you can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without signing up.

How To Fix

This package is malicious. Remove it and rotate any credentials it could have accessed.

npm uninstall irma-sasag89-ruro

If 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 →

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