Malicious Code in selfultrapaypalencode (PyPI)

selfultrapaypalencode Updated 02 Oct 2025

Summary

25/02/2023
CRITICAL
No i
Critical
Not published

MAL-2023-6711: Malicious code in selfultrapaypalencode (PyPI). Affected versions are not published. No fix is published. How to fix ↓

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Background

selfultrapaypalencode is a package available on PyPI that provides functionality related to PayPal encoding. It is used by developers to encode and decode PayPal-related data in their applications. Unfortunately, this package has been found to contain malicious code, which can lead to the execution of spyware and information-stealing malware.

Vulnerability Detail

The selfultrapaypalencode package has been compromised by the EsqueleSquad group, who published nearly 6000 malicious PyPi and NPM packages. The malicious code in selfultrapaypalencode can perform various harmful actions, including spying on user activities and stealing sensitive information. This can have severe consequences for applications that depend on this package, as it can lead to data breaches and compromise user privacy.

How To Fix

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

pip uninstall selfultrapaypalencode

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 is no known workaround for this vulnerability. The only solution is to remove the selfultrapaypalencode package and any other compromised packages from your application.

Conclusion

The selfultrapaypalencode package on PyPI has been found to contain malicious code, which can lead to the execution of spyware and information-stealing malware. It is crucial to remove this package and any other compromised packages from your application to prevent data breaches and protect user privacy. For further support on vulnerability remediation, you can contact DevNack.com.

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FAQ

You can use the Vulert Playground (https://vulert.com/scanner) to check if your application is affected by this vulnerability. Simply provide your Pipfile.lock file, and Vulert will analyze it and alert you if any open-source vulnerabilities, including this one, are found.

The malicious code in selfultrapaypalencode can lead to the execution of spyware and information-stealing malware. This can result in data breaches, compromised user privacy, and potential financial losses.

Yes, the recommended fix is to remove the selfultrapaypalencode package from your application and scan for any other compromised packages. It is crucial to regularly update your dependencies and use a reliable package manager to prevent such vulnerabilities.

Yes, you can continue using other packages from PyPI as long as they are not compromised. It is essential to regularly update your dependencies and ensure you are using trusted and secure packages.

To prevent similar vulnerabilities, it is crucial to follow best practices for package management. This includes regularly updating your dependencies, using a reliable package manager, and scanning your codebase for any potential security issues.

How To Fix

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

pip uninstall selfultrapaypalencode

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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