xenlib

GHSA-wv2w-72hj-699v

Malicious code in xenlib (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 0.1.1`

## Source: kam193 (e53ee4ee9935e6502ce16df23a8110b5cccba018b9c0c14279ebabc163e84265)
Package is prepared to exfiltrate sensitive files. Different packages use different places for the malicious code: it runs during importing the module, is placed in a native binary, or in the setup.py script


---

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


Campaign: 2025-08-xenlib


Reasons (based on the campaign):


 - files-exfiltration

---

Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/xenlib/MAL-2025-191936.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/xenlib
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/xenlib/MAL-2025-191936.json
- https://github.com/advisories/GHSA-wv2w-72hj-699v

Compromised versions (1)

= 0.1.1

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