py-publish-test-0126

GHSA-xxcq-v3j6-2x28

Malicious code in py-publish-test-0126 (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 0.1.0`

## Source: kam193 (993085ca23a6a729d332eade4d58778a42c1d19b18237ab4b3c3a6bacf9fd126)
Dependency confusion demonstration package with reporting through a decorator function


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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: 2025-12-sec-lab-it


Reasons (based on the campaign):


 - dependency-confusion


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


 - typosquatting

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/py-publish-test-0126/MAL-2026-98.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/py-publish-test-0126
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/py-publish-test-0126/MAL-2026-98.json
- https://github.com/advisories/GHSA-xxcq-v3j6-2x28

Compromised versions (1)

= 0.1.0

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