Malicious Code Detected in caladan Package - Security Alert

caladan Updated 02 Oct 2025

Summary

14/08/2025
CRITICAL
No i
Critical
Not published

MAL-2025-16441: Malicious code in caladan (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The caladan package is an npm library designed for various functionalities within JavaScript applications. It is utilized by developers for its ease of integration and robust features. However, recent findings have revealed that this package contains malicious code, posing a significant security risk to applications that rely on it.

Vulnerability Detail

The vulnerability originates from the inclusion of malicious code within the caladan package. This code can lead to unauthorized access, data breaches, or other harmful actions within affected applications. The malicious nature of this code can compromise the integrity and confidentiality of user data, making it critical for developers to address this issue promptly.

How To Fix

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

npm uninstall caladan

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 workaround, consider removing the caladan package from your project until a secure version is available. You can do this by executing: npm uninstall caladan.

Conclusion

The caladan package has been found to contain malicious code, posing a serious threat to applications that utilize it. Developers are urged to update or remove the package to safeguard their applications. Utilizing tools like Vulert can help monitor for such vulnerabilities in real-time.

See every vulnerability recorded for caladan →

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FAQ

The caladan package is an npm library used in JavaScript applications for various functionalities.

The malicious code can lead to unauthorized access and data breaches, posing significant risks to applications.

You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. Visit Vulert Scanner to check your application without needing to sign up.

As a temporary measure, you can uninstall the caladan package from your project to mitigate risks until a secure version is available.

The vulnerability was identified by Amazon Inspector, a security service that helps detect vulnerabilities in applications.

How To Fix

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

npm uninstall caladan

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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