Malicious Code Vulnerability in ctf-pipline-test Package

ctf-pipline-test Updated 09 Feb 2026

Summary

09/02/2026
CRITICAL
No i
Critical
Not published

MAL-2026-817: Malicious code in ctf-pipline-test (PyPI). Affects ctf-pipline-test versions 1.0.0 – 2.0.0. No fix is published. How to fix ↓

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Background

The ctf-pipline-test package is a Python library available on PyPI, primarily designed for testing and exploring various functionalities in a controlled environment. However, it has been identified to contain malicious code that exfiltrates sensitive information from the host system, such as IP addresses and usernames, posing a significant security risk to users who install it.

Vulnerability Detail

The vulnerability originates from the package's code, which overrides the install command in setup.py to execute malicious actions during installation. This malicious code is designed to exfiltrate basic data from the system, including the user's IP address and username. The risk associated with this vulnerability is categorized as limited, but it still poses a threat to user privacy and system integrity.

How To Fix

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

pip uninstall ctf-pipline-test

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

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Workaround

As a workaround, users can avoid installing the ctf-pipline-test package altogether and look for alternative packages that provide similar functionalities without the associated risks. Additionally, using tools like Vulert can help monitor and alert for open-source vulnerabilities in your software.

Conclusion

The ctf-pipline-test package contains a vulnerability that allows malicious code to exfiltrate sensitive information from the host system. Users are advised to uninstall the package immediately and monitor for any updates or patches. Utilizing tools like Vulert can help in identifying and managing open-source vulnerabilities effectively.

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FAQ

ctf-pipline-test is a Python package available on PyPI, designed for testing and exploring functionalities in a controlled environment.

The vulnerability exfiltrates sensitive information from the host system, such as the user's IP address and username.

You can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without requiring any signup.

If you have installed the ctf-pipline-test package, you should uninstall it immediately using the command: pip uninstall ctf-pipline-test.

Yes, consider looking for alternative packages that provide similar functionalities without the associated security risks.

How To Fix

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

pip uninstall ctf-pipline-test

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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