quicksort-pro

GHSA-fwrr-4f44-32rq

Malicious code in quicksort-pro (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 1.9.0`

## Source: kam193 (d58062fd8cad559810255c4386b2acbeda83096e2999ea1172b10d0d7af008cb)
Importing the module downloads and executes an executable with malware


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


Campaign: 2025-11-quicksort-pro


Reasons (based on the campaign):


 - malware


 - Downloads and executes a remote executable.

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/quicksort-pro/MAL-2025-191850.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/quicksort-pro
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/quicksort-pro/MAL-2025-191850.json
- https://www.virustotal.com/gui/file-analysis/ZWMxMTkwNmM4M2NhNTNjZjNmMjA3NmJjMTExMTUzM2M6MTc2MzA2MTg1OQ==/detection
- https://github.com/advisories/GHSA-fwrr-4f44-32rq

Compromised versions (1)

= 1.9.0

Any computer that installed or ran a compromised version should be considered fully compromised. Rotate every secret on that machine from a clean environment.