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OpenAdvisories
Malicious MAL-2026-4163

vfat-ai

PyPI package · versions 0.3.151

Reported May 19, 2026 · Updated May 19, 2026

If this package is installed

Remove it, treat the machine (or CI runner) as compromised, and rotate every secret, token and key it could access — from a different, clean machine.

Details

Source: kam193 (98a606c66789ae1326b7e1802465d1650ef2c691821578936448f403ec421bb0)
The package exfiltrates sensitive files and env variables

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

Campaign: 2026-05-vfat

Reasons (based on the campaign):

- exfiltration-generic

- exfiltration-env-variables

- exfiltration-credentials