Skip to content
OpenAdvisories
Malicious MAL-2025-191839

python-dev-toolkit

PyPI package · versions 0.1.9

Reported Sep 3, 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 (3e8bbf18a10505977ab19adc6dd13d15e1c7df3c69391e1c930289b953619549)
Installing packages exfiltrates data (different in different packages and versions) or run revshells

---

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

Campaign: 2025-08-learning-pypi-demo-nisimi

Reasons (based on the campaign):

- The package contains code to create a reverse shell, allowing an attacker to execute any commands on the victim's machine.

- exfiltration-generic

Indicators of compromise

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

Domains