Malicious code in zproxy (PyPI)
Malicious code was discovered in the zproxy package on PyPI. The package contained malicious functionality and was identified by the OpenSSF malicious packages project.
- Disclosed
- Last updated
- Blast radius
- Unknown scope; PyPI distribution
- Ecosystems
- Attack vectors
- Affected entities
- zproxyPyPI package
The zproxy package distributed via PyPI was found to contain malicious code. The vulnerability was identified and documented by the OpenSSF's malicious packages project (MAL-2024-6260).\n\nThis incident represents a direct compromise of the package distribution, where malicious code was injected into the package available to Python developers via the PyPI repository.\n\nUsers who installed zproxy from PyPI during the period the malicious version was available may have been affected.
Indicators of compromise
- Packages
- zproxy
Remediation
- Remove zproxy from affected systems immediately
- Audit systems that had zproxy installed for signs of compromise
- Review PyPI package integrity and consider using package verification tools
- Monitor for any suspicious activity on systems that may have executed code from the malicious package
Sources
- GitHub Advisory GHSA-jvq5-p4x5-w3j5 · GitHub Advisory Database
Cite this entry
"Malicious code in zproxy (PyPI)." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 21, 2026; last updated July 21, 2026. https://supplychainattack.org/incident/malicious-code-in-zproxy-pypi-qnbfkt
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