{"id":"MAL-2026-2291","summary":"Malicious code in pychatz (PyPI)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (adc76f6c0051f3b8b31b378b6b6078e553750338e2489de9de83315bea349657)\nInstalling the package or importing the module exfiltrates basic information about the host, and the package has no other purpose.\n\n\n---\n\nCategory: 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.\n\n\nCampaign: GENERIC-standard-pypi-install-pentest\n\n\nReasons (based on the campaign):\n\n\n - The package contains code to exfiltrate basic data from the system, like IP or username. It has a limited risk.\n\n\n - The package overrides the install command in setup.py to execute malicious code during installation.\n","modified":"2026-03-29T14:32:08.754640Z","published":"2026-03-29T13:50:56Z","database_specific":{"malicious-packages-origins":[{"source":"kam193","id":"pypi/GENERIC-standard-pypi-install-pentest/pychatz","modified_time":"2026-03-29T13:50:56.203848Z","versions":["1.0.0","1.0.1"],"import_time":"2026-03-29T14:15:26.650961448Z","sha256":"adc76f6c0051f3b8b31b378b6b6078e553750338e2489de9de83315bea349657"}]},"references":[{"type":"WEB","url":"https://bad-packages.kam193.eu/pypi/package/pychatz"}],"affected":[{"package":{"name":"pychatz","ecosystem":"PyPI","purl":"pkg:pypi/pychatz"},"versions":["1.0.0","1.0.1"],"database_specific":{"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/pychatz/MAL-2026-2291.json"}}],"schema_version":"1.7.5","credits":[{"name":"Kamil Mańkowski (kam193)","contact":["https://github.com/kam193","https://bad-packages.kam193.eu/"],"type":"REPORTER"}]}