huggingleg2

GHSA-pmxx-v3fw-fc34

Malicious code in huggingleg2 (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 0.1`

## Source: kam193 (19ba00b8fab08e8016af3bfb4ba9fbb18510b2aa823dfb82a46a5b3ecd477655)
Installing the package starts a revshell


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


Campaign: 2024-12-huggingleg2


Reasons (based on the campaign):


 - The package contains code to create a reverse shell, allowing an attacker to execute any commands on the victim's machine.


 - 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/huggingleg2/MAL-2025-934.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/huggingleg2
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/huggingleg2/MAL-2025-934.json
- https://github.com/advisories/GHSA-pmxx-v3fw-fc34

Compromised versions (1)

= 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.