Malicious code in selfpipstringcc (PyPI)

selfpipstringcc Updated 02 Oct 2025

Summary

25/02/2023
CRITICAL
No i
Critical
Not published

MAL-2023-6450: Malicious code in selfpipstringcc (PyPI). Affected versions are not published. No fix is published. How to fix ↓

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Background

The selfpipstringcc package is an open-source Python package available on PyPI. It is used for self-pipelining string concatenation operations. The package provides functionality to efficiently concatenate strings using a self-pipelining approach. This vulnerability affects the selfpipstringcc package and exposes users to malicious code.

Vulnerability Detail

The selfpipstringcc package has been identified as containing malicious code. The code was discovered by the EsqueleSquad group, who published nearly 6000 malicious PyPi and NPM packages. These packages execute spyware and information-stealing malware. The specific details of the vulnerability are as follows:

  • Source: checkmarx
  • SHA256: 0508f60364b5e55f2b206f888e43d676e371f5a5d193caeaa2f08d98c7a9e42a
  • Published: 2023-02-25T23:09:21Z
  • Modified: 2023-08-24T20:12:58Z

The malicious code in the selfpipstringcc package can lead to unauthorized access to user information, data theft, and potential compromise of systems.

How To Fix

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

pip uninstall selfpipstringcc

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

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Workaround

There is no specific workaround for this vulnerability. It is recommended to follow the steps mentioned in the 'how_to_fix' section to mitigate the risk.

Conclusion

The selfpipstringcc package has been found to contain malicious code, posing a significant security risk to users. It is crucial to remove the package from your project and replace it with a trusted alternative. Regularly updating and reviewing packages, as well as using a vulnerability monitoring tool like Vulert, can help mitigate the risk of similar vulnerabilities. For further support on vulnerability remediation, you can contact DevNack.com.

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FAQ

The malicious code in selfpipstringcc can lead to unauthorized access to user information, data theft, and potential compromise of systems. It is important to remove the package and replace it with a trusted alternative.

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 open-source vulnerabilities.

No, updating to the latest version of selfpipstringcc will not resolve the issue as the package itself contains malicious code. It is recommended to remove the package entirely.

Yes, there are alternative packages available for string concatenation in Python. It is recommended to search for trusted alternatives on PyPI and choose one that fits your requirements.

To prevent similar vulnerabilities, it is important to regularly update and review the packages used in your project. Additionally, consider using a vulnerability monitoring tool like Vulert to receive real-time alerts for open-source vulnerabilities.

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How To Fix

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

pip uninstall selfpipstringcc

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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