CVE-2026-34780 Electron: Context Isolation bypass via contextBridge VideoFrame transfer

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. From versions 39.0.0-alpha.1 to before 39.8.0, 40.0.0-alpha.1 to before 40.7.0, and 41.0.0-alpha.1 to before 41.0.0-beta.8, apps that pass VideoFrame objects from the WebCodecs API across the...

EUVD-2026-18961

Electron: Context Isolation bypass via contextBridge VideoFrame transfer...

GHSA-JFQG-HF23-QPW2 Electron: Context Isolation bypass via contextBridge VideoFrame transfer

Impact Apps that pass VideoFrame objects from the WebCodecs API across the contextBridge are vulnerable to a context isolation bypass. An attacker who can execute JavaScript in the main world for example, via XSS can use a bridged VideoFrame to gain access to the isolated world, including any...