MAL-2026-3211 Malicious code in pycryptcore (PyPI)
Malicious package
Published
MAL-2026-3211 is a malicious package: pycryptcore (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-2026-3211/ (Markdown: https://insights.sbomify.com/MAL-2026-3211/index.md)
- Package
- pycryptcore
- Registry
- PyPI
What is MAL-2026-3211?
MAL-2026-3211 is a malicious package in pycryptcore, published on 1 May 2026.
Official description
Typosquatting package that automatically exfiltrates files to a Telegram channel on importing.
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2026-05-pycryptcore
Reasons (based on the campaign):
typosquatting
files-exfiltration
What should I do about MAL-2026-3211?
Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.