Malicious Code in supertool (PyPI)

supertool Updated 02 Oct 2025

Summary

23/02/2023
CRITICAL
No i
Critical
Not published

MAL-2023-6862: Malicious code in supertool (PyPI). Affected versions are not published. No fix is published. How to fix ↓

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Background

supertool is a Python package available on PyPI. It is designed to provide various utility functions and tools for developers. Unfortunately, this package has been found to contain malicious code, which poses a significant security risk to users who install and use it.

Vulnerability Detail

The supertool package has been compromised by the EsqueleSquad group, who published nearly 6000 malicious PyPi and NPM packages. These packages execute spyware and information-stealing malware. The specific vulnerability in supertool allows the execution of arbitrary code on the user's system, potentially leading to unauthorized access, data theft, and other malicious activities.

How To Fix

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

pip uninstall supertool

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

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Workaround

There is no known workaround for this vulnerability. The best course of action is to remove the supertool package and follow the recommended steps to secure your system.

Conclusion

The supertool package available on PyPI has been found to contain malicious code, posing a significant security risk to users. It is crucial to remove the package and take appropriate security measures to protect your system. For further support on vulnerability remediation, you can contact DevNack.com.

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FAQ

You can use the Vulert Playground at Vulert Scanner to check if your application is affected by this vulnerability. Simply provide your Pipfile.lock, and Vulert will analyze it for any open-source vulnerabilities, including this one.

The malicious code in supertool can lead to unauthorized access to sensitive data, data theft, and the installation of additional malware on the user's system. It is crucial to take immediate action to mitigate the risk and protect your system.

No, there is no fix available for supertool itself. The only solution is to remove the package from your Python environment and follow the recommended security measures.

The EsqueleSquad group managed to inject the malicious code into the supertool package during the development or distribution process. This allowed them to distribute the compromised package to unsuspecting users.

If you have already installed supertool, it is crucial to remove it immediately from your Python environment. Additionally, scan your system for any signs of compromise and take appropriate actions to secure your system.

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How To Fix

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

pip uninstall supertool

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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