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OpenAdvisories
Malicious MAL-2026-3665

hackling

PyPI package · versions 1.0.0, 1.0.2

Reported May 13, 2026 · Updated May 13, 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 (cf12b321da2b42ce2302bdccbb35304c4f4a47c7a5e273076467b269982c480f)
Package automatically exfiltrate information about the system, including potentially sensitive data.

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

Campaign: 2026-05-hackling

Reasons (based on the campaign):

- The package contains code to exfiltrate basic data from the system, like IP or username. It has a limited risk.

- exfiltration-env-variables