Malicious Code Detected in cryptutils-paypal Package

cryptutils-paypal Updated 02 Oct 2025

Summary

14/08/2025
CRITICAL
No i
Critical
Not published

MAL-2025-17742: Malicious code in cryptutils-paypal (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The cryptutils-paypal package is an npm library designed to facilitate cryptographic operations related to PayPal transactions. It is intended for developers looking to implement secure payment processing features in their applications. However, this package has been identified as containing malicious code, posing significant security risks to users and their applications.

Vulnerability Detail

The vulnerability in the cryptutils-paypal package stems from the inclusion of malicious code that can compromise the security of applications utilizing this library. This code may lead 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 to mitigate potential risks.

How To Fix

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

npm uninstall cryptutils-paypal

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 workaround, developers can implement alternative libraries for cryptographic operations related to PayPal transactions. For example, consider using libraries such as 'crypto' or 'paypal-rest-sdk' that are known to be secure and actively maintained.

Conclusion

The cryptutils-paypal package has been identified as containing malicious code, posing significant risks to applications that utilize it. Users are advised to remove the package and consider secure alternatives. Regular monitoring for vulnerabilities using tools like Vulert can help maintain application security.

See every vulnerability recorded for cryptutils-paypal →

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FAQ

The cryptutils-paypal package is an npm library designed for cryptographic operations related to PayPal transactions.

The malicious code can lead to unauthorized access and potential data breaches in applications using this package.

You can use Vulert, which monitors and alerts for open-source vulnerabilities in your software. Check your application using the Vulert playground at Vulert Scanner.

Currently, there is no patched version available for the cryptutils-paypal package. It is recommended to remove the package and use alternatives.

If you have used the cryptutils-paypal package, it is crucial to remove it immediately and replace it with a secure alternative to protect your application.

How To Fix

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

npm uninstall cryptutils-paypal

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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