VYPR

pypi · Malicious package advisory

Malware

flyio-token-client-efgh

MAL-2026-2004

Malicious code in flyio-token-client-efgh (PyPI)

Details


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## Source: kam193 (2b09830263d8a35450ca657294a1725c441f2f7fe49cc7946e261e8f18401464)
During installation, package attempts to modify LLM configuration files to provide a backdoor instruction for further control over an AI agent.


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Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.


Campaign: 2026-03-flyio-token-client-efgh


Reasons (based on the campaign):


 - llm-threat


 - The package overrides the install command in setup.py to execute malicious code during installation.

Compromised versions (1)

  • 0.1.0

Any computer that installed or ran a compromised version should be considered fully compromised. Rotate every secret on that machine from a clean environment.