Critical Malicious Code Vulnerability in internallib_v325 Package

internallib_v325 Updated 21 Jan 2026

Summary

21/01/2026
CRITICAL
No i
Critical
Not published

MAL-2026-390: Malicious code in internallib_v325 (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The internallib_v325 package is an npm library designed for internal use in JavaScript applications. It provides various functionalities that may include data manipulation and utility functions. However, this package has been compromised, leading to severe security risks for any system utilizing it.

Vulnerability Detail

The vulnerability stems from the presence of malicious code embedded within the internallib_v325 package. This code can fully compromise any computer where the package is installed, allowing unauthorized access to sensitive information such as secrets and keys. The origin of this vulnerability is linked to the package being flagged as malware by security researchers, indicating that it poses a significant threat to users and their data.

How To Fix

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

npm uninstall internallib_v325

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

There are no effective workarounds for this vulnerability. The only recommended action is to uninstall the compromised package and ensure that your system is secure.

Conclusion

The internallib_v325 package has been identified as containing malicious code, posing a significant risk to any system using it. Immediate uninstallation and rotation of sensitive information are necessary to mitigate the threat. Regular monitoring of dependencies is crucial to maintain security.

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FAQ

You should uninstall the package immediately and rotate any sensitive information stored on your system.

You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. You can check your application using the Vulert playground without any signup.

Failing to address this vulnerability can lead to unauthorized access to sensitive data, potentially compromising your entire system.

Regularly monitor your dependencies using tools like Vulert and keep your packages updated to minimize the risk of vulnerabilities.

While many npm packages are safe, it is essential to review and monitor them for vulnerabilities regularly, as malicious packages can occasionally be published.

How To Fix

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

npm uninstall internallib_v325

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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