CVE-2026-34775

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.4, 40.8.4, and 41.0.0, the nodeIntegrationInWorker webPreference was not correctly scoped in all configurations. In certain process-sharing scenarios, workers...

EUVD-2026-18949

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.4, 40.8.4, and 41.0.0, the nodeIntegrationInWorker webPreference was not correctly scoped in all configurations. In certain process-sharing scenarios, workers...

CVE-2026-34775 Electron: nodeIntegrationInWorker not correctly scoped in shared renderer processes

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.4, 40.8.4, and 41.0.0, the nodeIntegrationInWorker webPreference was not correctly scoped in all configurations. In certain process-sharing scenarios, workers...

CVE-2026-34775 Electron: nodeIntegrationInWorker not correctly scoped in shared renderer processes

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.4, 40.8.4, and 41.0.0, the nodeIntegrationInWorker webPreference was not correctly scoped in all configurations. In certain process-sharing scenarios, workers...

CVE-2026-34775

Electron: nodeIntegrationInWorker was not correctly scoped in shared renderer processes. Affected versions prior to 38.8.6, 39.8.4, 40.8.4, and 41.0.0 may allow workers in frames with nodeIntegrationInWorker: false to gain Node.js integration in certain process-sharing scenarios. This could enabl...

CVE-2026-34774 Electron: Use-after-free in offscreen child window paint callback

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 39.8.1, 40.7.0, and 41.0.0, apps that use offscreen rendering and allow child windows via window.open may be vulnerable to a use-after-free. If the parent offscreen WebContent...

CVE-2026-34774

Electron is affected when apps use offscreen rendering (webPreferences.offscreen: true) and allow child windows via window.open(). In such cases, if the parent offscreen WebContents is destroyed while a child window remains open, subsequent paint frames on the child can dereference freed memory, ...

CVE-2026-34774 Electron: Use-after-free in offscreen child window paint callback

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 39.8.1, 40.7.0, and 41.0.0, apps that use offscreen rendering and allow child windows via window.open may be vulnerable to a use-after-free. If the parent offscreen WebContent...

CVE-2026-34773 Electron: Registry key path injection in app.setAsDefaultProtocolClient on Windows

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.1, 40.8.1, and 41.0.0, on Windows, app.setAsDefaultProtocolClientprotocol did not validate the protocol name before writing to the registry. Apps that pass...

CVE-2026-34773 Electron: Registry key path injection in app.setAsDefaultProtocolClient on Windows

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.1, 40.8.1, and 41.0.0, on Windows, app.setAsDefaultProtocolClientprotocol did not validate the protocol name before writing to the registry. Apps that pass...

CVE-2026-34773 Electron: Registry key path injection in app.setAsDefaultProtocolClient on Windows

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.1, 40.8.1, and 41.0.0, on Windows, app.setAsDefaultProtocolClientprotocol did not validate the protocol name before writing to the registry. Apps that pass...

CVE-2026-34773

CVE-2026-34773 (Electron, Windows): The issue arises when calling app.setAsDefaultProtocolClient() with a protocol name derived from external input; the protocol name is written to HKCU\Software\Classes\ without proper validation, risking hijack of existing protocol handlers. Affected Electron ve...

CVE-2026-34773

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.1, 40.8.1, and 41.0.0, on Windows, app.setAsDefaultProtocolClientprotocol did not validate the protocol name before writing to the registry. Apps that pass...

CVE-2026-34772 Electron: Use-after-free in download save dialog callback

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.0, 40.7.0, and 41.0.0-beta.8, apps that allow downloads and programmatically destroy sessions may be vulnerable to a use-after-free. If a session is torn down whi...

CVE-2026-34772 Electron: Use-after-free in download save dialog callback

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.0, 40.7.0, and 41.0.0-beta.8, apps that allow downloads and programmatically destroy sessions may be vulnerable to a use-after-free. If a session is torn down whi...

CVE-2026-34772

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.0, 40.7.0, and 41.0.0-beta.8, apps that allow downloads and programmatically destroy sessions may be vulnerable to a use-after-free. If a session is torn down whi...

CVE-2026-34772

CVE-2026-34772 – Electron Use-After-Free in download save dialog callback . The issue affects Electron applications that allow downloads and programmatically destroy sessions. If the session is torn down while a native save-file dialog for a download is open, dismissing the dialog may dereference...

CVE-2026-34772 Electron: Use-after-free in download save dialog callback

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.0, 40.7.0, and 41.0.0-beta.8, apps that allow downloads and programmatically destroy sessions may be vulnerable to a use-after-free. If a session is torn down whi...

CVE-2026-34771 Electron: Use-after-free in WebContents fullscreen, pointer-lock, and keyboard-lock permission callbacks

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.0, 40.7.0, and 41.0.0-beta.8, apps that register an asynchronous session.setPermissionRequestHandler may be vulnerable to a use-after-free when handling fullscree...

CVE-2026-34771

CVE-2026-34771 concerns Electron: use-after-free in WebContents when an asynchronous permission request handler is registered and a frame navigates or a window closes while a permission callback is pending for fullscreen, pointer-lock, or keyboard-lock requests. The issue affects apps that regist...