MAL-2026-4166

    Dashboard / Malicious Package / MAL-2026-4166

    MAL-2026-4166

    Published: 19 May 2026Last Modified: 19 May 2026

    Summary: Malicious code in tarpackage (PyPI)

    Details: Source: kam193 (32df873f7d91846104a4637b94b2816fea2023260d81c2ecbc5f3c6d5b6a934a) The package exfiltrates env variables during installation Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers. Campaign: 2026-05-tarpackage Reasons (based on the campaign): - The package overrides the install command in setup.py to execute malicious code during installation. - exfiltration-env-variables

    References: https://bad-packages.kam193.eu/pypi/package/tarpackage

    Affected packages

    Package

    Name: tarpackage

    Purl: pkg:pypi/tarpackage

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    1.0.0
    MAL-2026-4166 | CVE-DB