Improper Restriction of Rendered UI Layers or Frames

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 Improper Restriction of Rendered UI Layers or Frames in the handling of cross-origin iframes, which allows the native...

Electron: Cross-origin iframe can position native autofill popup

Impact The native autofill popup could be positioned by a cross-origin iframe outside that iframe's bounds, over the embedding page's UI, enabling clickjacking or spoofing of trusted UI. Apps are only affected if they embed untrusted content in iframes within windows that also display trusted UI...

CVE-2026-70600 Electron: Cross-origin iframe can position native autofill popup

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, the native autofill popup could be positioned by a cross-origin iframe outside that iframe's bounds, over the embedding page's UI, enabling...

CVE-2026-70600 Electron: Cross-origin iframe can position native autofill popup

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, the native autofill popup could be positioned by a cross-origin iframe outside that iframe's bounds, over the embedding page's UI, enabling...

CVE-2026-70600

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, the native autofill popup could be positioned by a cross-origin iframe outside that iframe's bounds, over the embedding page's UI, enabling...

CVE-2026-70600

The Electron framework (specifically org.webjars.npm:electron ) is vulnerable to improper restriction of rendered UI layers. Due to a flaw in handling cross-origin iframes, a native autofill popup can be positioned outside the bounds of a cross-origin iframe and over the embedding page's UI. This...

CVE-2026-70600 Electron: Cross-origin iframe can position native autofill popup

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, the native autofill popup could be positioned by a cross-origin iframe outside that iframe's bounds, over the embedding page's UI, enabling...

EUVD-2026-53432

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, the native autofill popup could be positioned by a cross-origin iframe outside that iframe's bounds, over the embedding page's UI, enabling...

NPM: Electron: Permission Check Handler Receives Main Frame Origin Instead of Requesting Iframe Origin

NPM: Electron: Permission Check Handler Receives Main Frame Origin Instead of Requesting Iframe Origin vulnerability discovered by ? in WordPress Npm electron versions 39.8.7...

Origin Validation Error

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 Origin Validation Error in the setPermissionCheckHandler. An attacker can gain unauthorized access to device permissions by...

Electron: Permission Check Handler Receives Main Frame Origin Instead of Requesting Iframe Origin

Impact For serial-port and media camera / microphone permission checks made from an iframe, the requestingOrigin passed to session.setPermissionCheckHandler was the top-level frame's origin rather than the requesting frame's. Origin-based handler logic could therefore grant a cross-origin iframe...

Origin Validation Error

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 Origin Validation Error in the setPermissionCheckHandler. An attacker can gain unauthorized access to devic...

CVE-2026-70599 Electron: Permission Check Handler Receives Main Frame Origin Instead of Requesting Iframe Origin

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.7, 40.9.0, 41.2.0, and 42.0.0-beta.1, serial-port and media permission checks made from an iframe passed the top-level frame origin to session.setPermissionCheckHandler instead of...

CVE-2026-70599 Electron: Permission Check Handler Receives Main Frame Origin Instead of Requesting Iframe Origin

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.7, 40.9.0, 41.2.0, and 42.0.0-beta.1, serial-port and media permission checks made from an iframe passed the top-level frame origin to session.setPermissionCheckHandler instead of...

CVE-2026-70599 Electron: Permission Check Handler Receives Main Frame Origin Instead of Requesting Iframe Origin

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.7, 40.9.0, 41.2.0, and 42.0.0-beta.1, serial-port and media permission checks made from an iframe passed the top-level frame origin to session.setPermissionCheckHandler instead of...

CVE-2026-70599

CVE-2026-70599 concerns Electron. Before versions 39.8.7, 40.9.0, 41.2.0, and 42.0.0-beta.1, permission checks for serial-port and media accessed via an iframe could pass the top‑level origin to session.setPermissionCheckHandler instead of the requesting iframe origin. This allowed an origin‑base...

CVE-2026-70599

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.7, 40.9.0, 41.2.0, and 42.0.0-beta.1, serial-port and media permission checks made from an iframe passed the top-level frame origin to session.setPermissionCheckHandler instead of...

EUVD-2026-53428

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.7, 40.9.0, 41.2.0, and 42.0.0-beta.1, serial-port and media permission checks made from an iframe passed the top-level frame origin to session.setPermissionCheckHandler instead of...

MAL-2026-12566 Malicious code in checkout-iframe (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 934be30452a9d059a8a51c5f53461099b248d3c91217f95b9fe5fe11c7981f87 On require'checkout-iframe', index.js loads platform.js which downloads a platform-specific binary from obfuscated Cloudflare Workers hosts...

PT-2026-68288

Name of the Vulnerable Software and Affected Versions Electron versions prior to 39.8.8 Electron versions prior to 40.9.0 Electron versions prior to 41.2.1 Electron versions prior to 42.0.0-beta.3 Description Requests to open external protocol URLs from web content do not respect iframe sandbox...