CVE-2026-34770

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.1, 40.8.0, and 41.0.0-beta.8, apps that use the powerMonitor module may be vulnerable to a use-after-free. After the native PowerMonitor object is...

A week in security (March 30 – April 5)

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CVE-2026-34779

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.1, 40.8.0, and 41.0.0-beta.8, on macOS, app.moveToApplicationsFolder used an AppleScript fallback path that did not properly handle certain characters in the...

CVE-2026-34770

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.1, 40.8.0, and 41.0.0-beta.8, apps that use the powerMonitor module may be vulnerable to a use-after-free. After the native PowerMonitor object is...

CVE-2026-34779 Electron: AppleScript injection in app.moveToApplicationsFolder on macOS

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.1, 40.8.0, and 41.0.0-beta.8, on macOS, app.moveToApplicationsFolder used an AppleScript fallback path that did not properly handle certain characters in the...

CVE-2026-34779

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.1, 40.8.0, and 41.0.0-beta.8, on macOS, app.moveToApplicationsFolder used an AppleScript fallback path that did not properly handle certain characters in the...

Electron 缓冲区错误漏洞

Electron is an open-source JavaScript framework developed by users for creating cross-platform desktop applications. This framework is based on Node.js and Chromium, allowing the development of cross-platform desktop applications using HTML and CSS. Versions of Electron prior to 38.8.6, 39.8.1,...

CVE-2026-34776 Electron: Out-of-bounds read in second-instance IPC on macOS and Linux

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.1, 40.8.1, and 41.0.0, on macOS and Linux, apps that call app.requestSingleInstanceLock were vulnerable to an out-of-bounds heap read when parsing a crafted...

CVE-2026-34776

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.1, 40.8.1, and 41.0.0, on macOS and Linux, apps that call app.requestSingleInstanceLock were vulnerable to an out-of-bounds heap read when parsing a crafted...

CVE-2026-34776 Electron: Out-of-bounds read in second-instance IPC on macOS and Linux

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.1, 40.8.1, and 41.0.0, on macOS and Linux, apps that call app.requestSingleInstanceLock were vulnerable to an out-of-bounds heap read when parsing a crafted...

CVE-2026-34776

Electron suffers an out-of-bounds heap read on macOS/Linux when an app calls app.requestSingleInstanceLock() and processes a crafted second-instance message. The vulnerability allows leaking memory contents to the second-instance handler and is limited to processes running under the same user as ...

CVE-2026-34770 Electron: Use-after-free in PowerMonitor on Windows and macOS

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.1, 40.8.0, and 41.0.0-beta.8, apps that use the powerMonitor module may be vulnerable to a use-after-free. After the native PowerMonitor object is...

CVE-2026-34770 Electron: Use-after-free in PowerMonitor on Windows and macOS

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.1, 40.8.0, and 41.0.0-beta.8, apps that use the powerMonitor module may be vulnerable to a use-after-free. After the native PowerMonitor object is...

CVE-2026-34770

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.1, 40.8.0, and 41.0.0-beta.8, apps that use the powerMonitor module may be vulnerable to a use-after-free. After the native PowerMonitor object is...

CVE-2026-34770

CVE-2026-34770 concerns Electron apps using the powerMonitor module. The issue is a use-after-free: after the native PowerMonitor object is garbage-collected, OS-level resources (a Windows message window; a macOS shutdown handler) may still reference freed memory. A subsequent session-change even...

CVE-2025-43238

An integer overflow was addressed with improved input validation. This issue is fixed in macOS Sequoia 15.6, macOS Sonoma 14.7.7, macOS Ventura 13.7.7. An app may be able to cause unexpected system termination...

CVE-2025-43257

This issue was addressed with improved handling of symlinks. This issue is fixed in macOS Sequoia 15.6. An app may be able to break out of its sandbox...

CVE-2025-43219

The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.6. Processing a maliciously crafted image may corrupt process memory...

CVE-2024-40849

A race condition was addressed with additional validation. This issue is fixed in macOS Sequoia 15.1. An app may be able to break out of its sandbox...

CVE-2024-40858

A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Sequoia 15.1. An app may be able to access Contacts without user consent...