demozecosse

GHSA-vh7f-vqvw-j4c3

Malicious code in demozecosse (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 2.0.1`

## Source: kam193 (1fd7840785d53d90edc61c6138072f4ed7a01b35dd05d76d9d6f5343ec93bff7)
Packages that might be part of testing for pentesting / malicious activity / joy, with suspicious activity that does not present any real harm.


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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: GENERIC-simple-tests


Reasons (based on the campaign):


 - The package overrides the install command in setup.py to execute malicious code during installation.

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/demozecosse/MAL-2026-1286.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/demozecosse
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/demozecosse/MAL-2026-1286.json
- https://github.com/advisories/GHSA-vh7f-vqvw-j4c3

Compromised versions (1)

= 2.0.1

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