Malicious Code Vulnerability in accesspdp Package: Exfiltration of Host Information

accesspdp Updated 31 Dec 2025

Summary

31/12/2025
CRITICAL
No i
Critical
Not published

MAL-2025-193006: Malicious code in accesspdp (PyPI). Affects accesspdp versions 2.0.1. No fix is published. How to fix ↓

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Background

The accesspdp package, available on PyPI, is designed for specific functionalities related to access control policies. However, it has been identified to contain malicious code that compromises user security by exfiltrating sensitive information from the host system. This vulnerability poses a significant risk to users who install or import the package, as it executes harmful actions without their consent.

Vulnerability Detail

The vulnerability originates from malicious code embedded in the accesspdp package, specifically in version 2.0.1. Upon installation or import, the package exfiltrates basic information about the host, such as the IP address and username. The malicious behavior is triggered by overriding the install command in setup.py, allowing the code to execute during the installation process. This poses a risk of unauthorized data access and potential exploitation by attackers.

How To Fix

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

pip uninstall accesspdp

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

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Workaround

As a temporary workaround, users should avoid installing the accesspdp package until a secure version is released. Additionally, consider using alternative packages that provide similar functionality without the associated risks.

Conclusion

The accesspdp package contains a serious vulnerability that allows for the exfiltration of sensitive host information. Users are advised to uninstall the package and refrain from using it until a secure version is released. Monitoring for updates and using alternative packages is recommended to ensure security.

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FAQ

The accesspdp package is a Python library available on PyPI that is intended for managing access control policies.

The vulnerability allows the package to exfiltrate sensitive information from the host system, such as IP addresses and usernames, without user consent.

You can use Vulert's playground at Vulert Scanner to check if your application is affected by this vulnerability without needing to sign up.

Currently, there is no patched version of the accesspdp package available. Users should monitor the package repository for updates.

If you have installed accesspdp, it is recommended to uninstall it immediately using the command pip uninstall accesspdp.

How To Fix

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

pip uninstall accesspdp

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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