Electron: Pointer lock permission requests can be attributed to the wrong frame

影響: npm:electron >= 45.0.0-alpha.1, < 45.0.0-alpha.13 → 45.0.0-alpha.13, npm:electron >= 44.0.0-alpha.1, < 44.5.0 → 44.5.0, npm:electron >= 43.0.0-alpha.1, < 43.7.6 → 43.7.6, npm:electron < 42.11.9 → 42.11.9

For pointerLock permission requests made from some cross-origin iframes, session.setPermissionRequestHandler() was given the top-level frame's requestingUrl and isMainFrame instead of the requesting frame's. Apps that grant pointer lock based on the requesting origin could grant it to embedded content under the top-level page's identity. Apps are only affected if they embed untrusted content in iframes and decide pointerLock requests by origin in setPermissionRequestHandler. Apps that do not em…

GitHub Advisory Databaseで読む

2026/10/23 01:47、GitHub Advisory Databaseが「Electron: Pointer lock permission requests can be attributed to the wrong frame」を公開しました (種別: 脆弱性アドバイザリ)。重大度は「警告」(medium) です。関連する技術: JavaScript / Node.js、Electron。CVE: CVE-2026-113798。