CVE-2026-70602 Electron: Extension tab APIs operate across session boundaries

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, extension tab and scripting APIs were not scoped to the extension's own session. A malicious or compromised extension loaded into one session...

CVE-2026-70602

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, extension tab and scripting APIs were not scoped to the extension's own session. A malicious or compromised extension loaded into one session...

CVE-2026-70602

Vulnerability summary: CVE-2026-70602 affects Electron where extension tab and scripting APIs were not scoped to an extension’s own session. A malicious or compromised extension loaded into one session could navigate, script, and read from windows belonging to a different session when apps load C...

GHSA-H7RP-CF8H-J98X Electron: Context isolation bypass via Function.prototype.bind hijack

Impact Apps that expose Promise-returning functions to web content via contextBridge may be vulnerable to a context isolation bypass. Untrusted web content could obtain access to the isolated preload world and, through it, every capability the preload script has. In renderers without a sandbox, o...

NPM: Electron: Context isolation bypass via Function.prototype.bind hijack

NPM: Electron: Context isolation bypass via Function.prototype.bind hijack vulnerability discovered by ? in WordPress Npm electron versions 39.8.9...

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 contextBridge. An attacker can gain access to the isolated preload world and its capabilities by...

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 contextBridge. An attacker can gain access to the isolated preload world and its...

CVE-2026-70601

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.9, 40.9.2, 41.2.2, and 42.0.0-beta.5, apps that expose Promise-returning functions to web content via contextBridge may be vulnerable to a context isolation bypass. Untrusted web...

EUVD-2026-53433

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.9, 40.9.2, 41.2.2, and 42.0.0-beta.5, apps that expose Promise-returning functions to web content via contextBridge may be vulnerable to a context isolation bypass. Untrusted web...

CVE-2026-70601 Electron: Context isolation bypass via Function.prototype.bind hijack

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.9, 40.9.2, 41.2.2, and 42.0.0-beta.5, apps that expose Promise-returning functions to web content via contextBridge may be vulnerable to a context isolation bypass. Untrusted web...

CVE-2026-70601 Electron: Context isolation bypass via Function.prototype.bind hijack

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.9, 40.9.2, 41.2.2, and 42.0.0-beta.5, apps that expose Promise-returning functions to web content via contextBridge may be vulnerable to a context isolation bypass. Untrusted web...

CVE-2026-70601 Electron: Context isolation bypass via Function.prototype.bind hijack

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.9, 40.9.2, 41.2.2, and 42.0.0-beta.5, apps that expose Promise-returning functions to web content via contextBridge may be vulnerable to a context isolation bypass. Untrusted web...

CVE-2026-70601

CVE-2026-70601 affects Electron, a framework for building cross‑platform desktop apps with JavaScript/HTML/CSS. The issue arises when apps expose Promise‑returning functions to web content via contextBridge, allowing a context isolation bypass. In environments where a sandbox is absent or nodeInt...

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...

GHSA-X8RC-WPG4-GRPF 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...

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 handling of cross-origin iframes, which allows...

NPM: Electron: Cross-origin iframe can position native autofill popup

NPM: Electron: Cross-origin iframe can position native autofill popup vulnerability discovered by ? in WordPress Npm electron versions 39.8.8...

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...

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 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...