MAL-2025-5837 Malicious code in test-package-avinav (PyPI)
Malicious package
Published
MAL-2025-5837 is a malicious package: test-package-avinav (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-2025-5837/ (Markdown: https://insights.sbomify.com/MAL-2025-5837/index.md)
- Package
- test-package-avinav
- Registry
- PyPI
What is MAL-2025-5837?
MAL-2025-5837 is a malicious package in test-package-avinav, published on 12 Jul 2025.
Official description
During installation, a heavily obfuscated code is executed. Exact behaviour unclear
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2025-07-test-package-avinav
Reasons (based on the campaign):
- obfuscation
The OpenSSF Package Analysis project identified 'test-package-avinav' @ 0.0.1 (pypi) as malicious.
It is considered malicious because:
- The package communicates with a domain associated with malicious activity.
What should I do about MAL-2025-5837?
Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.