CVE-2026-34777

CVE-2026-34777 affects Electron: prior to versions 38.8.6, 39.8.1, 40.8.1, and 41.0.0, the origin passed to session.setPermissionRequestHandler() for iframe-permission requests (fullscreen, pointerLock, keyboardLock, openExternal, or media) was the top‑level page origin instead of the requesting ...