Skip to content
OpenAdvisories
Malicious MAL-2025-191666

yelp-pkg

PyPI package · versions 1337.0.0

Reported Oct 20, 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 (fdea5ca17bb09234a292159e525a2a38ac3fd43760c6f2184aa27f563f320075)
During import, the package attempts to exfiltrate potentially sensitive data.

---

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