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MAL-2026-6384
Malicious code in mcpsever (PyPI)
Details
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## Source: kam193 (087fec121d53b905e66a2c368e905de51bc7aa3863f0777589a18d45623d3515) During installation, the package exfiltrates env variables
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Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2026-06-ip-rotat
Reasons (based on the campaign):
- The package overrides the install command in setup.py to execute malicious code during installation.
- exfiltration-env-variables
- typosquatting
Are you affected?
Enter the version of the package you're using.
Affected packages
PyPI / mcpsever
No fixed version published yet for mcpsever (pip). Pin to a known-safe version or switch to an alternative.