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OpenAdvisories
Malicious MAL-2025-47787

mevguard

PyPI package · versions 0.1.5

Reported Sep 14, 2025 · Updated Mar 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 (46b2aa8c02569ef9c6bab8214553d7af8d7e1c1f3499324654bb30870832f6f5)
The obfuscated code provides "initialize_session" function that exfiltrates the provided argument.

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

Campaign: 2025-09-mevguard

Reasons (based on the campaign):

- action-hidden-in-lib-usage

- exfiltration-generic

- obfuscation