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OpenAdvisories
Malicious MAL-2025-191767

jsonist

PyPI package · versions 0.1.0

Reported Aug 14, 2025 · Updated Dec 3, 2025

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 (4c74a199a696dbc18994242bc3c29e9a018ddda51fa2bbe224620d9ded6f1818)
Calling a method starts downloading and starting an infostealer script

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

Campaign: 2025-08-secmeasure

Reasons (based on the campaign):

- action-hidden-in-lib-usage

- Downloads and executes a remote malicious script.

- infostealer

Indicators of compromise

Shown defanged and not clickable. Search any indicator to find other packages using it.

URLs

IP addresses