{"id":"PYSEC-2026-584","summary":"Malicious code in rlask (PyPI)","details":"Part of the \"Hades\" wave of the Shai-Hulud supply-chain campaign. On 2026-06-08,\nmalicious phantom releases of rlask 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-2026-5303"],"modified":"2026-06-29T21:00:05.143179674Z","published":"2026-06-29T17:05:25Z","references":[{"type":"EVIDENCE","url":"https://inspector.pypi.io/project/rlask/3.1.7/packages/0e/bd/825d4780b45c1a963f4c8b8687d8ca0abf699d25beac93ca4b86403fbbcf/rlask-3.1.7-py3-none-any.whl//rlask-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":"rlask","ecosystem":"PyPI","purl":"pkg:pypi/rlask"},"versions":["3.1.3","3.1.4","3.1.5","3.1.6","3.1.7"],"database_specific":{"source":"https://github.com/pypa/advisory-database/blob/main/vulns/rlask/PYSEC-2026-584.yaml"}}],"schema_version":"1.7.5"}