MAL-2026-595 Malicious code in morty-package (PyPI)
Malicious package
Published
MAL-2026-595 is a malicious package: morty-package (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-2026-595/ (Markdown: https://insights.sbomify.com/MAL-2026-595/index.md)
- Package
- morty-package
- Registry
- PyPI
What is MAL-2026-595?
MAL-2026-595 is a malicious package in morty-package, published on 28 Jan 2026.
Official description
Package presents an extremely deep obfuscation of a code that is imported during installation. The exact behavior is unknown, but it includes loading encrypted code and interrupting debugging attempts
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2026-01-pypi-package-explore
Reasons (based on the campaign):
obfuscation
other
What should I do about MAL-2026-595?
Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.