Malicious Code Detected in @toptal/picasso-button: Security Risk Identified

@toptal/picasso-button Updated 02 Oct 2025

Summary

20/07/2025
CRITICAL
No i
Critical
Not published

MAL-2025-6041: Malicious code in @toptal/picasso-button (npm). Affects @toptal/picasso-button versions 4.1.23. No fix is published. How to fix ↓

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Background

The @toptal/picasso-button package is a component of the Toptal design system, providing reusable UI elements for web applications. It is widely used for its ease of integration and aesthetic appeal. However, this package has been flagged for communicating with a domain linked to malicious activities, raising concerns about the security of applications utilizing it.

Vulnerability Detail

The vulnerability stems from the package's communication with a domain associated with malicious activity. This could lead to data breaches, unauthorized access, or the execution of harmful scripts within applications that rely on this package. The risk is particularly significant for applications that handle sensitive user data or are deployed in production environments.

How To Fix

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

npm uninstall @toptal/picasso-button

If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.

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Workaround

As a temporary workaround, consider removing the @toptal/picasso-button package from your project until a secure version is confirmed. You can uninstall it using the command: npm uninstall @toptal/picasso-button.

Conclusion

The @toptal/picasso-button package has been identified as having a serious vulnerability due to its communication with a malicious domain. It is crucial for developers using this package to take immediate action by updating or removing it to safeguard their applications from potential threats.

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FAQ

The package communicates with a domain known for malicious activities, which poses a security risk to applications using it.

You can use Vulert to monitor and alert for open-source vulnerabilities in your software. Visit Vulert Scanner to check if your application is affected without needing to sign up.

If immediate updates are not possible, consider removing the package from your project as a temporary measure to mitigate risk.

While specific exploits have not been detailed, the potential for data breaches and unauthorized access exists due to the package's behavior.

Utilize tools like Vulert, which can monitor your package-lock.json file for vulnerabilities in real-time, ensuring you are alerted to any issues promptly.

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How To Fix

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

npm uninstall @toptal/picasso-button

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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