- Validate protocol client methods against RFC 3986, rejecting non‑conforming protocol names.
- Fix Windows requestSingleInstanceLock additionalData truncation/deserialization issue.
- Correct handling of invalid characters in custom protocols/webRequest headers and fix origin reporting for permission and device chooser handlers.
electron v38.8.6
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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.