CVE-2026-70599

CVE-2026-70599 concerns Electron. Before versions 39.8.7, 40.9.0, 41.2.0, and 42.0.0-beta.1, permission checks for serial-port and media accessed via an iframe could pass the top‑level origin to session.setPermissionCheckHandler instead of the requesting iframe origin. This allowed an origin‑base...