CVE-2026-12348

CVE-2026-12348 concerns Arc Search for Android. The entry describes an address bar spoofing flaw caused by a window.open race condition, enabling a remote attacker to render attacker-controlled content while displaying a trusted domain in the address bar (phishing risk). The CVSSv3.1 vector is pr...

CVE-2026-8683 Overly long URLs crash the Mattermost Desktop App

Mattermost Desktop App versions =6.1 5.5.13.0 fail to account for attempting to open extremely long URLs in the Mattermost Desktop App which allows a malicious server owner to crash the application via including a script to call window.open on a very large URL. Mattermost Advisory ID:...

CVE-2026-8683 Overly long URLs crash the Mattermost Desktop App

Mattermost Desktop App versions =6.1 5.5.13.0 fail to account for attempting to open extremely long URLs in the Mattermost Desktop App which allows a malicious server owner to crash the application via including a script to call window.open on a very large URL. Mattermost Advisory ID:...

EUVD-2026-36732

Mattermost Desktop App versions =6.1 5.5.13.0 fail to account for attempting to open extremely long URLs in the Mattermost Desktop App which allows a malicious server owner to crash the application via including a script to call window.open on a very large URL. Mattermost Advisory ID:...

CVE-2026-7795

The Click to Chat – WA Widget plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the chat shortcode 'num' parameter in all versions up to, and including, 4.38. This is due to insufficient escaping when embedding user-supplied shortcode attribute values inside JavaScript string...

CVE-2026-7795

The Click to Chat – WA Widget plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the chat shortcode 'num' parameter in all versions up to, and including, 4.38. This is due to insufficient escaping when embedding user-supplied shortcode attribute values inside JavaScript string...

CVE-2026-3471

Mattermost Desktop App versions =6.1 6.0.1 5.4.13.0 fail to prevent an invalid URL from loading in a pop-up window in the Mattermost Desktop App which allows a malicious server owner to repeated crash the application via calling window.open'javascript:alert';. Mattermost Advisory ID: MMSA-2026-00...

Astra Linux – Vulnerability in Firefox, Thunderbird

Through the use of reportValidity and window.open, a plain-text validation message could be displayed on another origin, potentially causing confusion for users and allowing for spoofing attacks. This vulnerability affects Firefox 93, Thunderbird 91.2, and Firefox ESR 91.2...

CVE-2026-34765

A flaw was found in Electron, a framework for building desktop applications. This vulnerability allows a malicious component within an Electron application to hijack an existing child window opened by another part of the application if both use the same window name. This could lead to the malicio...

CVE-2026-34765

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.5, 40.8.5, 41.1.0, and 42.0.0-alpha.5, when a renderer calls window.open with a target name, Electron did not correctly scope the named-window lookup to the opener's browsing...

CVE-2026-34765 Electron named window.open targets not scoped to the opener's browsing context

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.5, 40.8.5, 41.1.0, and 42.0.0-alpha.5, when a renderer calls window.open with a target name, Electron did not correctly scope the named-window lookup to the opener's browsing...

CVE-2026-34765

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.5, 40.8.5, 41.1.0, and 42.0.0-alpha.5, when a renderer calls window.open with a target name, Electron did not correctly scope the named-window lookup to the opener's browsing...

CVE-2026-34765 Electron named window.open targets not scoped to the opener's browsing context

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.5, 40.8.5, 41.1.0, and 42.0.0-alpha.5, when a renderer calls window.open with a target name, Electron did not correctly scope the named-window lookup to the opener's browsing...

CVE-2026-34765

CVE-2026-34765 : Electron prior to 39.8.5, 40.8.5, 41.1.0, and 42.0.0-alpha.5 has a window.open() targeting flaw where the named-window lookup is not scoped to the opener’s browsing context group. A renderer could navigate a child window opened by a different renderer if both share the same targe...

EUVD-2026-19949

Electron: Named window.open targets not scoped to the opener's browsing context...

Exposure of Resource to Wrong Sphere

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 Resource to Wrong Sphere via the window.open function. An attacker can gain access to or manipulate the browsin...

Exposure of Resource to Wrong Sphere

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 Resource to Wrong Sphere via the window.open function. An attacker can gain access to or...

GHSA-F3PV-WV63-48X8 Electron: Named window.open targets not scoped to the opener's browsing context

Impact When a renderer calls window.open with a target name, Electron did not correctly scope the named-window lookup to the opener's browsing context group. A renderer could navigate an existing child window that was opened by a different, unrelated renderer if both used the same target name. If...

Electron: Named window.open targets not scoped to the opener's browsing context

Impact When a renderer calls window.open with a target name, Electron did not correctly scope the named-window lookup to the opener's browsing context group. A renderer could navigate an existing child window that was opened by a different, unrelated renderer if both used the same target name. If...

PT-2026-30918

Name of the Vulnerable Software and Affected Versions Electron versions prior to 39.8.5 Electron versions prior to 40.8.5 Electron versions prior to 41.1.0 Electron versions prior to 42.0.0-alpha.5 Description Electron did not correctly scope the named-window lookup to the opener's browsing conte...