CVE-2026-70600

CVE-2026-70600 affects Electron: prior to versions 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. This could enable clickjacking or spoofing of trusted UI when apps embed ...

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...

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...

GHSA-9PF5-HG6P-4PWP 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 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...

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...

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...

NPM: Electron: Off-screen rendering trusts GPU-supplied geometry over shared-memory size

NPM: Electron: Off-screen rendering trusts GPU-supplied geometry over shared-memory size vulnerability discovered by ? in WordPress Npm electron versions 39.8.10...

Out-of-bounds Read

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 Out-of-bounds Read in the paint event image generation process when offscreen rendering is enabled. An...

Out-of-bounds Read

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 Out-of-bounds Read in the paint event image generation process when offscreen rendering is enabled. An attacker can cause...

GHSA-PFMC-3MGC-P6FP Electron: Off-screen rendering trusts GPU-supplied geometry over shared-memory size

Impact In offscreen rendering mode, frame data received from the GPU process was not fully validated by the main process. A compromised GPU process could cause the main process to read out-of-bounds memory while producing paint event images, disclosing memory or crashing the app. Apps are only...

CVE-2026-70598 Electron: Off-screen rendering trusts GPU-supplied geometry over shared-memory size

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.10, 40.9.0, 41.2.1, and 42.0.0-beta.3, offscreen rendering frame data received from the GPU process was not fully validated by the main process. A compromised GPU process could...

CVE-2026-70598 Electron: Off-screen rendering trusts GPU-supplied geometry over shared-memory size

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.10, 40.9.0, 41.2.1, and 42.0.0-beta.3, offscreen rendering frame data received from the GPU process was not fully validated by the main process. A compromised GPU process could...

CVE-2026-70598

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.10, 40.9.0, 41.2.1, and 42.0.0-beta.3, offscreen rendering frame data received from the GPU process was not fully validated by the main process. A compromised GPU process could...