MAL-2025-938 Malicious code in just-test-framework (PyPI)
Malicious package
Published
MAL-2025-938 is a malicious package: just-test-framework (PyPI). Every version was published to cause harm.
Task:
1. Search this repository's dependency manifests and lockfiles for the package, including transitive dependencies.
2. If it is present, remove it, regenerate the lockfile with the project's package manager, and replace whatever it was used for.
3. List any CI runners, developer machines or containers that installed it, so their secrets can be rotated.
4. If the package is not used anywhere, say so and change nothing.
Reference: https://insights.sbomify.com/MAL-2025-938/ (Markdown: https://insights.sbomify.com/MAL-2025-938/index.md)
- Package
- just-test-framework
- Registry
- PyPI
What is MAL-2025-938?
MAL-2025-938 is a malicious package in just-test-framework, published on 10 Jan 2025.
Official description
Importing the module exfiltrates basic information using DNS queries. There is no other purpose of the package.
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: 2025-01-just-framework
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.
dependency-confusion
What should I do about MAL-2025-938?
Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.