{"schema_version":"1.7.3","id":"MAL-2026-191","published":"2026-01-11T08:00:52Z","modified":"2026-01-11T13:06:47.104130Z","summary":"Malicious code in libc-dev (PyPI)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (cb6d8dc8c1dde2d0e31a36f23ab7fbd5931d00834eef4d6ee225cada5edbb44c)\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","affected":[{"package":{"name":"libc-dev","ecosystem":"PyPI","purl":"pkg:pypi/libc-dev"},"versions":["0.0.0","0.0.2"],"database_specific":{"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/libc-dev/MAL-2026-191.json"}}],"references":[{"type":"WEB","url":"https://bad-packages.kam193.eu/pypi/package/libc-dev"}],"database_specific":{"malicious-packages-origins":[{"id":"pypi/GENERIC-standard-pypi-install-pentest/libc-dev","import_time":"2026-01-11T12:48:10.581557423Z","modified_time":"2026-01-11T08:00:52.878584Z","sha256":"cb6d8dc8c1dde2d0e31a36f23ab7fbd5931d00834eef4d6ee225cada5edbb44c","source":"kam193","versions":["0.0.0","0.0.2"]}]},"credits":[{"name":"Kamil Mańkowski (kam193)","contact":["https://github.com/kam193","https://bad-packages.kam193.eu/"],"type":"REPORTER"}]}