{"id":"MAL-2026-1295","summary":"Malicious code in tabformerlite (PyPI)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (24a23931f60d9a2daf27a6df2eff2f3102cb239f6d058bed6646d208787f0c5b)\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\n## Source: ossf-package-analysis (1bb9649abbc3c57b35f0f247886a0b50587f752f3cf5707db3a57e85502d40f2)\nThe OpenSSF Package Analysis project identified 'tabformerlite' @ 99.0.0 (pypi) as malicious.\n\nIt is considered malicious because:\n\n- The package communicates with a domain associated with malicious activity.\n","modified":"2026-04-10T16:05:10.941978Z","published":"2026-03-09T17:26:01Z","database_specific":{"malicious-packages-origins":[{"import_time":"2026-03-09T17:48:12.474508932Z","modified_time":"2026-03-09T17:26:01Z","sha256":"1bb9649abbc3c57b35f0f247886a0b50587f752f3cf5707db3a57e85502d40f2","source":"ossf-package-analysis","versions":["99.0.0"]},{"id":"pypi/GENERIC-standard-pypi-install-pentest/tabformerlite","import_time":"2026-03-09T18:21:38.591607631Z","modified_time":"2026-03-09T17:31:39.840438Z","sha256":"24a23931f60d9a2daf27a6df2eff2f3102cb239f6d058bed6646d208787f0c5b","source":"kam193","versions":["99.0.0"]},{"id":"pypi/GENERIC-hackerone-bugbounty/tabformerlite","import_time":"2026-03-12T00:28:59.03818299Z","modified_time":"2026-03-11T23:33:56.506751Z","sha256":"e1be8118a3574a5be159d2890ee00434c3ae6a095721c505481b1fb83bdb6297","source":"kam193","versions":["99.0.0"]},{"modified_time":"2026-03-11T23:33:56.506751Z","sha256":"68db5f374ad25651b96d16e9b7cc851b39dffa78637106d501a446d04a94bc7b","source":"kam193","versions":["99.0.0"],"id":"pypi/GENERIC-hackerone-bugbounty/tabformerlite","import_time":"2026-04-10T15:49:32.409395346Z"}]},"references":[{"type":"WEB","url":"https://bad-packages.kam193.eu/pypi/package/tabformerlite"}],"affected":[{"package":{"name":"tabformerlite","ecosystem":"PyPI","purl":"pkg:pypi/tabformerlite"},"versions":["99.0.0"],"database_specific":{"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/tabformerlite/MAL-2026-1295.json"}}],"schema_version":"1.7.5","credits":[{"name":"Kamil Mańkowski (kam193)","contact":["https://github.com/kam193","https://bad-packages.kam193.eu/"],"type":"REPORTER"},{"name":"OpenSSF: Package Analysis","contact":["https://github.com/ossf/package-analysis","https://openssf.slack.com/channels/package_analysis"],"type":"FINDER"}]}