Malicious Code Detected in generator-angular-cli-library: A Critical Security Alert

Summary

14/08/2025
CRITICAL
No i
Critical
Not published

MAL-2025-21271: Malicious code in generator-angular-cli-library (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The generator-angular-cli-library is an npm package designed to facilitate the creation of Angular CLI libraries. It streamlines the development process by providing templates and tools that help developers set up their projects efficiently. However, this package has been identified as containing malicious code, posing significant risks to users who integrate it into their applications.

Vulnerability Detail

The vulnerability stems from the inclusion of malicious code within the generator-angular-cli-library package. This code can potentially compromise the security of applications that utilize the library, leading to unauthorized access, data breaches, or other malicious activities. The issue was introduced in version 0 and affects all subsequent versions, making it critical for users to take immediate action.

How To Fix

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

npm uninstall generator-angular-cli-library

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, users can avoid using the generator-angular-cli-library package and instead consider alternative libraries that provide similar functionality without the associated risks. Additionally, users can monitor their package dependencies using tools like Vulert, which helps identify vulnerabilities in real-time.

Conclusion

The discovery of malicious code in the generator-angular-cli-library package highlights the importance of vigilance in managing open-source dependencies. Users are urged to take immediate action to mitigate risks by removing the affected package and exploring secure alternatives. Utilizing tools like Vulert can further enhance security by providing real-time vulnerability alerts.

See every vulnerability recorded for generator-angular-cli-library →

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FAQ

It is an npm package that helps developers create Angular CLI libraries by providing templates and tools for project setup.

The specific nature of the malicious code has not been disclosed, but it poses significant security risks to applications using the library.

You can use Vulert's playground at Vulert Scanner to check if your application is affected by this vulnerability without needing to sign up.

Remove the generator-angular-cli-library from your project and consider using a secure alternative. Monitor for any updates or patches that may be released.

Vulert monitors your package-lock.json file to alert you in real-time about open-source vulnerabilities in your software, ensuring you stay informed about potential risks.

How To Fix

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

npm uninstall generator-angular-cli-library

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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