MAL-2026-3219 Malicious code in tns-py (PyPI)
Malicious package
Published
MAL-2026-3219 is a malicious package: tns-py (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-2026-3219/ (Markdown: https://insights.sbomify.com/MAL-2026-3219/index.md)
- Package
- tns-py
- Registry
- PyPI
What is MAL-2026-3219?
MAL-2026-3219 is a malicious package in tns-py, published on 1 May 2026.
Official description
Package is prepared to exfiltrate environmental variables. The wording used clearly states it's part of a campaign targeting cryptocurrency users via malicious projects
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2026-05-tns-py
Reasons (based on the campaign):
exfiltration-env-variables
crypto-related
The malicious code is intentionally included in a dependency of the package
What should I do about MAL-2026-3219?
Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.