PT-2026-30918

Name of the Vulnerable Software and Affected Versions Electron versions prior to 39.8.5 Electron versions prior to 40.8.5 Electron versions prior to 41.1.0 Electron versions prior to 42.0.0-alpha.5 Description Electron did not correctly scope the named-window lookup to the opener's browsing conte...

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...

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

Impact Apps that use offscreen rendering and allow child windows via window.open may be vulnerable to a use-after-free. If the parent offscreen WebContents is destroyed while a child window remains open, subsequent paint frames on the child dereference freed memory, which may lead to a crash or...

GHSA-532V-XPQ5-8H95 Electron: Use-after-free in offscreen child window paint callback

Impact Apps that use offscreen rendering and allow child windows via window.open may be vulnerable to a use-after-free. If the parent offscreen WebContents is destroyed while a child window remains open, subsequent paint frames on the child dereference freed memory, which may lead to a crash or...

PT-2026-30004

Name of the Vulnerable Software and Affected Versions Electron versions prior to 39.8.1, 40.7.0, and 41.0.0 Description Electron applications utilizing offscreen rendering and allowing child windows through window.open may experience a use-after-free condition. Specifically, if a parent offscreen...