Malicious code in tppostre (PyPI)

tppostre Updated 02 Oct 2025

Summary

25/02/2023
CRITICAL
No i
Critical
Not published

MAL-2023-7396: Malicious code in tppostre (PyPI). Affected versions are not published. No fix is published. How to fix ↓

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Background

The tppostre package is an open-source Python package available on PyPI. It is used for [provide functionality or purpose of the package]. This package is vulnerable to a malicious code injection.

Vulnerability Detail

The tppostre package has been found to contain malicious code introduced by the EsqueleSquad group. This group has published nearly 6000 malicious PyPi and NPM packages, which execute spyware and information-stealing malware. The specific vulnerability in tppostre allows the execution of the malicious code, potentially leading to unauthorized access, data theft, and other security breaches.

How To Fix

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

pip uninstall tppostre

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

Currently, there is no known workaround for this vulnerability. It is essential to address the issue by updating the package to a secure version.

Conclusion

The tppostre package on PyPI has been found to contain malicious code introduced by the EsqueleSquad group. This code can lead to unauthorized access, data theft, and other security breaches. It is crucial to update the package to a secure version and regularly update all dependencies to mitigate the risk of using vulnerable code. For further support on vulnerability remediation, you can contact DevNack.com.

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FAQ

You can use Vulert's playground at Vulert Scanner to check if your application is affected by this vulnerability. Simply provide your Pipfile.lock file, and Vulert will analyze it in real-time and alert you if any open-source vulnerabilities, including this one, are found.

The malicious code in tppostre can lead to unauthorized access to sensitive data, data theft, and the installation of additional malware on the affected system. It is crucial to address this vulnerability promptly to prevent any potential security breaches.

This vulnerability was discovered by Checkmarx, a security research company. They have identified and reported nearly 6000 malicious PyPi and NPM packages, including tppostre, that contain spyware and information-stealing malware.

At the time of this report, there is no specific evidence of exploitation of this vulnerability in the wild. However, it is essential to address the issue promptly to prevent any potential security incidents.

To stay updated on security vulnerabilities in open-source packages, you can use tools like Vulert. Vulert monitors and alerts in real-time for open-source vulnerabilities in your software, using just the Pipfile.lock file. Regularly checking for updates from package maintainers and subscribing to security mailing lists or vulnerability databases can also help you stay informed.

How To Fix

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

pip uninstall tppostre

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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