{"id":"PYSEC-2026-1068","summary":"Malicious code in dreamgen (PyPI)","details":"Part of the \"Hades\" wave of the Shai-Hulud supply-chain campaign. On 2026-06-08,\nmalicious phantom releases of dreamgen were published to PyPI using stolen\ncredentials. The package executes a bundled JavaScript payload (via the Bun\nruntime) on import that harvests and exfiltrates credentials and attempts\nself-propagation. This entry is a summary; behavior may not be fully\ncharacterized here. See the linked references for detailed analysis and\nindicators of compromise.\n","aliases":["MAL-2026-5313"],"modified":"2026-07-07T17:00:05.841822706Z","published":"2026-07-07T15:36:51Z","references":[{"type":"EVIDENCE","url":"https://inspector.pypi.io/project/dreamgen/1.8.1/packages/17/5b/d156503d17b45fad8acce719202870a7652915141b02ec365f8df88a5b4f/dreamgen-1.8.1-py3-none-any.whl/dreamgen-setup.pth"},{"type":"ARTICLE","url":"https://www.endorlabs.com/learn/shai-hulud-hades-wave-hits-six-pypi-bioinformatics-packages"},{"type":"ARTICLE","url":"https://www.stepsecurity.io/blog/the-hades-campaign-pypi-packages"}],"affected":[{"package":{"name":"dreamgen","ecosystem":"PyPI","purl":"pkg:pypi/dreamgen"},"versions":["1.8.1"],"database_specific":{"source":"https://github.com/pypa/advisory-database/blob/main/vulns/dreamgen/PYSEC-2026-1068.yaml"}}],"schema_version":"1.7.5"}