MAL-2026-17863 Malicious code in crelic-bqwheel-52f66a3f1d (PyPI)
- Package
- crelic-bqwheel-52f66a3f1d
- Registry
- PyPI
What is MAL-2026-17863?
MAL-2026-17863 is a malicious package in crelic-bqwheel-52f66a3f1d, published on 13 Oct 2026.
Official description
Package attempts to collect environment variables from a specific environment, self-identified as BigQuery user-defined functions research. The final exfiltration of collected data seems to require the control of the execution environment, supporting the research/pentest claims.
Category: PROBABLY_PENTEST - Packages looking like typical pentest packages, but also anything that looks like testing, exploring pre-prepared kits, research & co, with clearly low-harm possibilities.
Campaign: 2026-10-crelic-bqwheel-52f66a3f1d
Reasons (based on the campaign):
abuses-pth
exfiltration-env-variables
The package contains code to exfiltrate basic data from the system, like IP or username. It has a limited risk.
What should I do about MAL-2026-17863?
Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.