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OpenAdvisories
Malicious MAL-2026-3607

guardrails-ai

PyPI package · versions 0.10.1

Reported May 12, 2026 · Updated May 12, 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: google-open-source-security (5e1924464368f0c5816ee84e000cc47017f44045140feafbbc9e685d847ed5a5)
This package was compromised as part of the "Mini Shai-Hulud is back" worm by the TeamPCP threat actor.

The package will steal credentials and then propogate it to every package it has access to. The package also attempts to remain persistent.

Indicators of compromise

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

Domains