{"id":"PYSEC-2026-590","summary":"Malicious code in executor-http (PyPI)","details":"Part of the \"Hades\" wave of the Shai-Hulud supply-chain campaign. On 2026-06-08,\nmalicious phantom releases of executor-http 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-2026-5281"],"modified":"2026-07-01T12:45:04.697742206Z","published":"2026-06-30T20:12:29Z","references":[{"type":"EVIDENCE","url":"https://inspector.pypi.io/project/executor-http/0.1.4/packages/bf/21/0ed9e6a37bee872e733993b53467b1d2d47468fd2cfab157fc9fb01ecf2a/executor_http-0.1.4-py3-none-any.whl//executor_http-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":"executor-http","ecosystem":"PyPI","purl":"pkg:pypi/executor-http"},"versions":["0.1.3","0.1.4"],"database_specific":{"source":"https://github.com/pypa/advisory-database/blob/main/vulns/executor-http/PYSEC-2026-590.yaml"}}],"schema_version":"1.7.5"}