CVE-2026-70610 Electron: contextBridge object copy honors prototype setters

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.4, objects copied across the contextBridge boundary from untrusted content could carry an attacker-influenced prototype, enabling...

CVE-2026-70610 Electron: contextBridge object copy honors prototype setters

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.4, objects copied across the contextBridge boundary from untrusted content could carry an attacker-influenced prototype, enabling...

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...

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-2026-70606

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 40.10.6, 41.9.1, 42.5.1, and 43.0.0, when a custom protocol handler returned a ProtocolResponse with a url and no session, Electron made the upstream request through defaultSession...

Authentication Bypass by Primary Weakness

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 Authentication Bypass by Primary Weakness in the ProtocolResponse.url when a custom protocol handler omits the session...

GHSA-R4W5-6PFG-JXP5 Electron: ProtocolResponse.url reuses the default session cache instead of the registering session

Impact When a custom protocol handler returned a ProtocolResponse with a url and no session, Electron made the upstream request through defaultSession instead of the session that handled the protocol. A cached response could then be reused across otherwise isolated session partitions. Apps that u...

Electron: ProtocolResponse.url reuses the default session cache instead of the registering session

Impact When a custom protocol handler returned a ProtocolResponse with a url and no session, Electron made the upstream request through defaultSession instead of the session that handled the protocol. A cached response could then be reused across otherwise isolated session partitions. Apps that u...

CVE-2026-70606

Electron prior to versions 40.10.6, 41.9.1, 42.5.1, and 43.0.0 has a vulnerability where a ProtocolResponse with a URL and no session could cause the upstream request to go through the defaultSession instead of the registering session. This could allow a cached response to be reused across otherw...

CVE-2026-70606

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 40.10.6, 41.9.1, 42.5.1, and 43.0.0, when a custom protocol handler returned a ProtocolResponse with a url and no session, Electron made the upstream request through defaultSession...

CVE-2026-70606 Electron: ProtocolResponse.url reuses the default session cache instead of the registering session

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 40.10.6, 41.9.1, 42.5.1, and 43.0.0, when a custom protocol handler returned a ProtocolResponse with a url and no session, Electron made the upstream request through defaultSession...

Exposure of Data Element to Wrong Session

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 Exposure of Data Element to Wrong Session via the extension tab and scripting APIs not being properly scoped to the...

Exposure of Data Element to Wrong Session

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 Exposure of Data Element to Wrong Session via the extension tab and scripting APIs not being properly scope...

GHSA-M55F-7GQJ-FR98 Electron: Extension tab APIs operate across session boundaries

Impact Extension tab and scripting APIs were not scoped to the 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. Apps are only affected if they load Chrome extensions via...

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 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...

EUVD-2026-53435

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...

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...