{"id":"MAL-2026-1","summary":"Malicious code in sfnt2woff-zopfli (PyPI)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (f372716a5cf92b41a37e0d7a83e287a41fcaca77b3cf9a324554c20a86635d8a)\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":"2026-01-01T12:19:13.524861Z","published":"2026-01-01T11:16:31Z","database_specific":{"malicious-packages-origins":[{"versions":["0.0.0","17.0.0"],"import_time":"2026-01-01T12:11:42.453176989Z","sha256":"f372716a5cf92b41a37e0d7a83e287a41fcaca77b3cf9a324554c20a86635d8a","source":"kam193","modified_time":"2026-01-01T11:16:31.574553Z","id":"pypi/GENERIC-standard-pypi-install-pentest/sfnt2woff-zopfli"}]},"references":[{"type":"WEB","url":"https://bad-packages.kam193.eu/pypi/package/sfnt2woff-zopfli"}],"affected":[{"package":{"name":"sfnt2woff-zopfli","ecosystem":"PyPI","purl":"pkg:pypi/sfnt2woff-zopfli"},"versions":["0.0.0","17.0.0"],"database_specific":{"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/sfnt2woff-zopfli/MAL-2026-1.json"}}],"schema_version":"1.7.3","credits":[{"name":"Kamil Mańkowski (kam193)","contact":["https://github.com/kam193","https://bad-packages.kam193.eu/"],"type":"REPORTER"}]}