Malicious Code in tpstudystringpep (PyPI)

tpstudystringpep Updated 02 Oct 2025

Summary

27/02/2023
CRITICAL
No i
Critical
Not published

MAL-2023-7640: Malicious code in tpstudystringpep (PyPI). Affected versions are not published. No fix is published. How to fix ↓

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Background

tpstudystringpep is a package available on PyPI that is used for studying and manipulating strings in Python. It provides various functions and utilities for string analysis and processing. Unfortunately, this package has been found to contain malicious code.

Vulnerability Detail

The tpstudystringpep 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 tpstudystringpep allows the execution of malicious code, which can lead 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 tpstudystringpep

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 specific workaround for this vulnerability. The best course of action is to remove the tpstudystringpep package and replace it with a secure alternative.

Conclusion

The tpstudystringpep package has been compromised by malicious code, making it a security risk for any project that includes it. It is crucial to remove this package and replace it with a trusted alternative to ensure the security and integrity of your project. For further support on vulnerability remediation, you can reach out to DevNack.com.

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FAQ

You can use tools like Vulert to scan your project and check for known vulnerabilities. Vulert analyzes your Pipfile.lock and alerts you in real-time if any open-source vulnerabilities are detected.

Unfortunately, there is no fix available for tpstudystringpep as it has been compromised by malicious code. The best solution is to remove the package and find a trusted alternative.

Yes, the EsqueleSquad group has published nearly 6000 malicious PyPi and NPM packages. It is important to regularly update and monitor the packages used in your project to avoid potential security risks.

No, updating tpstudystringpep to the latest version will not fix the vulnerability as it is caused by the presence of malicious code. It is recommended to remove the package entirely.

You can search for alternative packages on PyPI or consult with the Python community for recommendations on secure string manipulation libraries.

How To Fix

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

pip uninstall tpstudystringpep

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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