- Block cross-origin fetch/XHR for custom protocols unless `corsEnabled:true`; no‑cors requests now return opaque responses.
- Fix Squirrel.Mac installer path resolution and backport GPU command‑buffer route ID validation.
- Backport multiple security patches and upstream fixes for Skia, ANGLE, and WebRTC.
electron v39.8.10
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Fixed numerous crashes and stability issues (DevTools popup, promptTouchID, malformed ASAR, login item settings, sharedTexture GPU, main process exit, etc.).
Fixed Linux frameless window drop‑shadow glitch and a memory leak when creating BrowserWindows.
Fixed registerFileProtocol and registerHttpProtocol to return opaque responses for cross-origin no‑CORS fetches.