MAL-2025-49310 Malicious code in faker-python (PyPI)

Malicious package Published
Package
faker-python
Registry
PyPI

What is MAL-2025-49310?

MAL-2025-49310 is a malicious package in faker-python, published on 2 Nov 2025.

Official description

Installing the package or importing the module exfiltrates basic information about the host, and the package has no other purpose.


Category: PROBABLY_PENTEST - Packages looking like typical pentest packages, but also anything that looks like testing, exploring pre-prepared kits, research & co, with clearly low-harm possibilities.

Campaign: GENERIC-standard-pypi-install-pentest

Reasons (based on the campaign):

  • The package contains code to exfiltrate basic data from the system, like IP or username. It has a limited risk.

  • The package overrides the install command in setup.py to execute malicious code during installation.

The OpenSSF Package Analysis project identified 'faker-python' @ 999.0.0 (pypi) as malicious.

It is considered malicious because:

  • The package communicates with a domain associated with malicious activity.

What should I do about MAL-2025-49310?

Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.

Sources

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