CVE-2026-70605

CVE-2026-70605 (Electron) concerns HTTP redirect handling via net.fetch() and net.request(). Prior to 39.8.8, 40.9.0, 41.2.1, and 42.0.0-beta.3, redirects were not restricted to safe schemes, enabling a remote server to redirect to a local resource and potentially disclose local file contents if ...

Electron: HTTP redirect followed into local file loader

Impact When following HTTP redirects, net.fetch and net.request did not restrict which schemes a redirect could target. A remote server could redirect a request to a local resource, and if the app returns or forwards the response body, local file contents could be disclosed. Apps are only affecte...

Server-side Request Forgery (SSRF)

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 Server-side Request Forgery SSRF via the net.fetch or net.request. An attacker can access local file conten...

NPM: Electron: HTTP redirect followed into local file loader

NPM: Electron: HTTP redirect followed into local file loader vulnerability discovered by ? in WordPress Npm electron versions 39.8.8...

GHSA-V64R-4M7R-3MVQ Electron: HTTP redirect followed into local file loader

Impact When following HTTP redirects, net.fetch and net.request did not restrict which schemes a redirect could target. A remote server could redirect a request to a local resource, and if the app returns or forwards the response body, local file contents could be disclosed. Apps are only affecte...

Server-side Request Forgery (SSRF)

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 Server-side Request Forgery SSRF via the net.fetch or net.request. An attacker can access local file contents by redirectin...

GHSA-V3J7-R9GQ-3GJW Electron: Custom protocol with supportFetchAPI but not corsEnabled allows cross-origin reads

Impact A custom scheme registered with supportFetchAPI: true but without corsEnabled: true was not subject to CORS enforcement. A page loaded from a remote origin could therefore fetch or XMLHttpRequest that scheme cross-origin and read the full response body, rather than the read being blocked...

Electron: Custom protocol with supportFetchAPI but not corsEnabled allows cross-origin reads

Impact A custom scheme registered with supportFetchAPI: true but without corsEnabled: true was not subject to CORS enforcement. A page loaded from a remote origin could therefore fetch or XMLHttpRequest that scheme cross-origin and read the full response body, rather than the read being blocked...

NPM: Electron: Custom protocol with supportFetchAPI but not corsEnabled allows cross-origin reads

NPM: Electron: Custom protocol with supportFetchAPI but not corsEnabled allows cross-origin reads vulnerability discovered by ? in WordPress Npm electron versions 39.8.10...

Permissive Cross-domain Policy with Untrusted Domains

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 Permissive Cross-domain Policy with Untrusted Domains via the custom protocol handler when supportFetchAPI is enabled but...

Permissive Cross-domain Policy with Untrusted Domains

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 Permissive Cross-domain Policy with Untrusted Domains via the custom protocol handler when supportFetchAPI ...

EUVD-2026-53440

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.10, 40.9.3, 41.4.0, and 42.0.0, a custom scheme registered with supportFetchAPI: true but without corsEnabled: true was not subject to CORS enforcement. A page loaded from a remot...

CVE-2026-70604 Electron: Custom protocol with supportFetchAPI but not corsEnabled allows cross-origin reads

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.10, 40.9.3, 41.4.0, and 42.0.0, a custom scheme registered with supportFetchAPI: true but without corsEnabled: true was not subject to CORS enforcement. A page loaded from a remot...

CVE-2026-70604

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.10, 40.9.3, 41.4.0, and 42.0.0, a custom scheme registered with supportFetchAPI: true but without corsEnabled: true was not subject to CORS enforcement. A page loaded from a remot...

CVE-2026-70604 Electron: Custom protocol with supportFetchAPI but not corsEnabled allows cross-origin reads

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.10, 40.9.3, 41.4.0, and 42.0.0, a custom scheme registered with supportFetchAPI: true but without corsEnabled: true was not subject to CORS enforcement. A page loaded from a remot...

CVE-2026-70604

In Electron, a vulnerability affects custom schemes registered with supportFetchAPI: true but without corsEnabled: true. Prior to versions 39.8.10, 40.9.3, 41.4.0, and 42.0.0, such schemes were not subject to CORS enforcement, allowing a page loaded from a remote origin to fetch() or XMLHttpReque...

CVE-2026-70604 Electron: Custom protocol with supportFetchAPI but not corsEnabled allows cross-origin reads

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.10, 40.9.3, 41.4.0, and 42.0.0, a custom scheme registered with supportFetchAPI: true but without corsEnabled: true was not subject to CORS enforcement. A page loaded from a remot...

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...

NPM: Electron: Extension tab APIs operate across session boundaries

NPM: Electron: Extension tab APIs operate across session boundaries vulnerability discovered by ? in WordPress Npm electron versions 39.8.8...

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...