MAL-2025-191616 Malicious code in aiohappyeyeball (PyPI)
Malicious package
Published
MAL-2025-191616 is a malicious package: aiohappyeyeball (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-2025-191616/ (Markdown: https://insights.sbomify.com/MAL-2025-191616/index.md)
- Package
- aiohappyeyeball
- Registry
- PyPI
What is MAL-2025-191616?
MAL-2025-191616 is a malicious package in aiohappyeyeball, published on 27 Oct 2025.
Official description
Malicious copy of the legit aiohappyeyeballs package, the pycache/staggerd.pyc contains a suspicious binary content (which seems not to be a valid PYC)
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2025-10-asynhttp
Reasons (based on the campaign):
typosquatting
exfiltration-generic
obfuscation
clones-real-package
native-extension
What should I do about MAL-2025-191616?
Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.