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...

Use After Free

Overview electron is a framework which lets you write cross-platform desktop applications using JavaScript, HTML and CSS. Affected versions of this package are vulnerable to Use After Free in the download save dialog callback process. An attacker can cause a crash or memory corruption by triggeri...

EUVD-2026-18943

Electron: Use-after-free in download save dialog callback...

Electron: Use-after-free in download save dialog callback

Impact Apps that allow downloads and programmatically destroy sessions may be vulnerable to a use-after-free. If a session is torn down while a native save-file dialog is open for a download, dismissing the dialog dereferences freed memory, which may lead to a crash or memory corruption. Apps tha...