Skip to content
OpenAdvisories
Malicious MAL-2025-191645

libtasnl

PyPI package · versions 1337.0.0

Reported Oct 22, 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 (0da2df30cd680f292df7b195f51829e4afc94604336223d58b0bfca92714d9fc)
Generic campaign for all (likely) research / pentests, where the amount or art of collected data raises questions about the privacy, security and ethical side.

---

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

Campaign: GENERIC-questionable-pentest

Reasons (based on the campaign):

- exfiltration-env-variables

- exfiltration-generic

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

- typosquatting