CVE-2026-109740

A flaw was found in Firefox. Incorrect boundary condition handling in the Win32 widget component allows an attacker to escape the browser's restricted sandbox environment. An attacker who has compromised a sandboxed content process could exploit this vulnerability to achieve privilege escalation...

WordPress Countdown Timer – Widget Countdown plugin 3.0.0-3.0.1 - Authenticated (Contributor+) Stored Cross-Site Scripting vulnerability

Authenticated Contributor+ Stored Cross-Site Scripting vulnerability discovered by Yuto Hyakumoto in WordPress Plugin Widget Countdown versions 3.0.0-3.0.1...

CVE-2026-109740

Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

CVE-2026-109740 Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component

Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

CVE-2026-109740

The Widget: Win32 component in Firefox and Thunderbird is vulnerable to a sandbox escape due to incorrect boundary conditions. This flaw could allow an attacker to bypass sandbox protections. The vulnerability has been addressed in Firefox 158 , Firefox ESR 153.5 , Thunderbird 158 , and Thunderbi...

CVE-2026-109740

Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

PT-2026-111461

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 158 Firefox ESR versions prior to 153.5 Thunderbird versions prior to 158 Thunderbird versions prior to 153.5 Description An issue exists in the Widget: Win32 component where incorrect boundary conditions allow for a...

CVE-2026-109740: Improper Restriction of Operations within the Bounds of a Memory Buffer

Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

firefox: thunderbird: Use-after-free in the Widget component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the Widget component...

firefox: thunderbird: Sandbox escape due to use-after-free in the Widget: Gtk component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Sandbox escape due to use-after-free in the Widget: Gtk component...

firefox: thunderbird: Use-after-free in the Widget component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the Widget component...

firefox: thunderbird: Sandbox escape due to use-after-free in the Widget: Gtk component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Sandbox escape due to use-after-free in the Widget: Gtk component...

Amazon Linux 2 : firefox (ALASFIREFOX-2026-066)

The version of firefox installed on the remote host is prior to 140.17.0-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2FIREFOX-2026-066 advisory. Incorrect boundary conditions in the Audio/Video: Playback component. This vulnerability was fixed in Firefox ESR...

Important: firefox

Issue Overview: Incorrect boundary conditions in the Audio/Video: Playback component. This vulnerability was fixed in Firefox ESR 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. CVE-2026-100756 Use-after-free in the Widget component. This vulnerability was fixed in Firefox ESR...

Important: firefox

Issue Overview: Incorrect boundary conditions in the Audio/Video: Playback component. This vulnerability was fixed in Firefox ESR 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. CVE-2026-100756 Use-after-free in the Widget component. This vulnerability was fixed in Firefox ESR...

Amazon Linux 2023 : firefox (ALAS2023-2026-3214)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-3214 advisory. Incorrect boundary conditions in the Audio/Video: Playback component. This vulnerability was fixed in Firefox ESR 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. CVE-2026-10075...

Atlassian Confluence Server - Path Traversal

The Widget Connector macro in Atlassian Confluence Server before version 6.6.12 the fixed version for 6.6.x, from version 6.7.0 before 6.12.3 the fixed version for 6.12.x, from version 6.13.0 before 6.13.3 the fixed version for 6.13.x, and from version 6.14.0 before 6.14.2 the fixed version for...

advisories

Sobre mí Twitter: @justinsteven Blog: https://www.justinsteven.com/ Avisos de seguridad Listados en orden cronológico inverso. Haz clic en cualquier título para leer el aviso completo. Gartner Peer Insights Widget postMessage DOM XSS Fecha de divulgación: 2023-02-03 El Gartner Peer Insights Widge...

firefox: thunderbird: Sandbox escape due to use-after-free in the Widget: Gtk component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Sandbox escape due to use-after-free in the Widget: Gtk component...

firefox: thunderbird: Use-after-free in the Widget component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the Widget component...