NPM: Electron: Sandboxed iframe can bypass the allow-popups restriction via the OpenURL navigation path

NPM: Electron: Sandboxed iframe can bypass the allow-popups restriction via the OpenURL navigation path vulnerability discovered by ? in WordPress Npm electron versions 39.8.10...

EUVD-2026-53420

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.10, 40.9.0, 41.2.1, and 42.0.0-beta.3, offscreen rendering frame data received from the GPU process was not fully validated by the main process. A compromised GPU process could...