VulnCheck KEV: CVE-2025-46289

A logic issue was addressed with improved file handling. This issue is fixed in macOS Sequoia 15.7.3, macOS Sonoma 14.8.3, macOS Tahoe 26.2. An app may be able to access protected user data...

VMware Fusion 13.x, 25H2 < 25H2u1 Improper Restriction of Communication Channel to Intended Endpoints (VMSA-2026-0002)

The version of VMware Fusion installed on the remote macOS or Mac OS X host is 13.x, 25H2 prior to 25H2u1. It is, therefore, affected by a vulnerability. - VMWare Workstation and Fusion contain a logic flaw in the management of network packets. A malicious actor with administrative privileges on ...

VulnCheck KEV: CVE-2025-43482

The issue was addressed with improved input validation. This issue is fixed in macOS Sequoia 15.7.3, macOS Sonoma 14.8.3, macOS Tahoe 26.2. An app may be able to cause a denial-of-service...

Mozilla Firefox ESR < 115.34.1

The version of Firefox ESR installed on the remote macOS or Mac OS X host is prior to 115.34.1. It is, therefore, affected by a vulnerability as referenced in the mfsa2026-26 advisory. - Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox...

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 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...

A week in security (March 30 &#8211; April 5)

Last week on Malwarebytes Labs: That dream job offer from Coca-Cola or Ferrari? It’s a trap for your passwords Blocking children from social media is a badly executed good idea Apple expands "DarkSword" patches to iOS 18.7.7 Malwarebytes Privacy VPN receives full third-party audit Wikipedia’s AI...

The vulnerability of the WebKit component in the Safari browser for operating systems macOS, iOS, iPadOS, and visionOS allows attackers to circumvent security restrictions.

The vulnerability of the WebKit component in the Safari browser for operating systems macOS, iOS, iPadOS, and visionOS is related to a violation of data protection mechanisms. Exploiting this vulnerability allows an attacker to bypass security restrictions remotely...

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 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: 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...

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 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: 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

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-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...