EUVD-2026-89091

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 41.10.6, 42.9.2, 43.4.1, and 44.0.0-beta.5, windows opened from a sandboxed top-level document did not inherit that document's active HTML sandbox restrictions. Untrusted content in a...

CVE-2026-102674 Electron: Windows opened from a sandboxed top-level document do not inherit its sandbox restrictions

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 41.10.6, 42.9.2, 43.4.1, and 44.0.0-beta.5, windows opened from a sandboxed top-level document did not inherit that document's active HTML sandbox restrictions. Untrusted content in a...

PT-2026-102685

Name of the Vulnerable Software and Affected Versions Electron versions prior to 41.10.6 Electron versions prior to 42.9.2 Electron versions prior to 43.4.1 Electron versions prior to 44.0.0-beta.5 Description Windows opened from a sandboxed top-level document do not inherit the active HTML sandb...

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

Impact A sandboxed iframe without the allow-popups keyword could still open a new window or trigger setWindowOpenHandler with no user interaction, because new-window navigations taking the OpenURL path did not apply the iframe sandbox popup restriction. Apps that embed untrusted content in...

GHSA-9F4C-93C8-JC8G Electron: Sandboxed iframe can bypass the allow-popups restriction via the OpenURL navigation path

Impact A sandboxed iframe without the allow-popups keyword could still open a new window or trigger setWindowOpenHandler with no user interaction, because new-window navigations taking the OpenURL path did not apply the iframe sandbox popup restriction. Apps that embed untrusted content in...

Improper Restriction of Rendered UI Layers or Frames

Overview org.webjars.npm: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 Improper Restriction of Rendered UI Layers or Frames in the OpenURL navigation path, which allows a sandbox...

External Control of System or Configuration Setting

Overview org.webjars.npm: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 External Control of System or Configuration Setting via the window.open. An attacker can cause the main...

External Control of System or Configuration Setting

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 External Control of System or Configuration Setting via the window.open. An attacker can cause the main process to access...

GHSA-V93F-FGJR-HJRJ Electron: window.open features string controls some window options considered privileged

Impact Some window options supplied by web content in the window.open features string were applied to the new BrowserWindow without an allowlist. Untrusted content could set window options it should not control, including options that cause the main process to access attacker-chosen file or netwo...

EUVD-2026-53462

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.8, 40.9.0, 41.2.1, and 42.0.0-beta.3, some window options supplied by web content in the window.open features string were applied to the new BrowserWindow without an allowlist...

PT-2026-68950

Impact A sandboxed iframe without the allow-popups keyword could still open a new window or trigger setWindowOpenHandler with no user interaction, because new-window navigations taking the OpenURL path did not apply the iframe sandbox popup restriction. Apps that embed untrusted content in...

PT-2026-68284

Name of the Vulnerable Software and Affected Versions Electron versions prior to 39.8.10 Electron versions prior to 41.10.3 Electron versions prior to 42.0.1 Description A sandboxed iframe lacking the allow-popups keyword can open a new window or trigger the setWindowOpenHandler function without...

CVE-2026-34765

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.5, 40.8.5, 41.1.0, and 42.0.0-alpha.5, when a renderer calls window.open with a target name, Electron did not correctly scope the named-window lookup to the opener's browsing...