CVE-2026-86315

Samsung Open Source Escargot (a JavaScript engine) on Linux x86-64 is affected by an out-of-bounds write caused by numeric truncation. A crafted class definition whose instance initialization entry count exceeds UINT16_MAX allows an attacker who can supply JavaScript for execution to corrupt nati...

v8-sandbox-poc-clean

V8 Sandbox Escape PoC ⚠️ CRITICAL SECURITY WARNING ⚠️...

GHSA-C76R-4QFW-4W98 vulnerabilities

Vulnerabilities for packages: chromium...

Google Releases Chrome Update to Patch Actively Exploited V8 Zero-Day

Google on Thursday released security updates to patch 12 vulnerabilities, including one that has come under active exploitation in the wild. The high-severity vulnerability, tracked as CVE-2026-85046 CVSS score: 8.8, has been described as a type confusion bug in V8, Chrome's JavaScript and...

CVE-2026-85046

A type confusion flaw was found in the V8 component of the Chromium browser. Upstream bugs: https://code.google.com/p/chromium/issues/detail?id=542403045...

UBUNTU-CVE-2026-18329

Description NGINX JavaScript njs and QuickJS qjs engines have a vulnerability when a jsaccess handler performs asynchronous request body processing and an exception is thrown during asynchronous access-control evaluation before an explicit access denial is returned. An unauthenticated attacker ca...

CVE-2026-18329

Description NGINX JavaScript njs and QuickJS qjs engines have a vulnerability when a jsaccess handler performs asynchronous request body processing and an exception is thrown during asynchronous access-control evaluation before an explicit access denial is returned. An unauthenticated attacker ca...

CVE-2026-82072

An out of bounds read flaw was found in the V8 component of the Chromium browser. Upstream bugs: https://code.google.com/p/chromium/issues/detail?id=534416978 Mitigation Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security...

USN-8703-1: WebKitGTK vulnerabilities

Several security issues were discovered in the WebKitGTK Web and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related to web browser security, including cross-site scripting attacks, denial of service attacks, and...

Chromium: CVE-2026-78899 Use after free in V8

This CVE was assigned by Chrome. Microsoft Edge Chromium-based ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information...

CVE-2026-79236

A flaw was found in Chromium. This type confusion vulnerability in the V8 JavaScript engine allows a remote attacker to execute arbitrary code within the sandbox. This can be exploited by enticing a user to visit a specially crafted HTML page...

CVE-2026-78938

A flaw was found in the V8 JavaScript engine used in Chromium-based browsers. This type confusion vulnerability allows a remote attacker to execute unauthorized code within the browser's security sandbox by tricking a user into visiting a specially crafted web page. This could lead to a compromis...

CVE-2026-78901

A flaw was found in the V8 JavaScript engine. A race condition vulnerability allows a remote attacker to execute arbitrary code within the sandbox. This can be achieved by enticing a user to visit a specially crafted HTML page...

CVE-2026-76020

A race condition flaw was found in the V8 component of the Chromium browser. Upstream bugs: https://code.google.com/p/chromium/issues/detail?id=541837151...

V8-sandbox-escape-PoC-

V8 Sandbox Escape PoC ⚠️ CRITICAL SECURITY WARNING ⚠️...

firefox: thunderbird: JIT miscompilation in the JavaScript Engine: JIT component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: JIT miscompilation in the JavaScript Engine: JIT component...

firefox: thunderbird: JIT miscompilation in the JavaScript Engine: JIT component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: JIT miscompilation in the JavaScript Engine: JIT component...

firefox: thunderbird: JIT miscompilation in the JavaScript Engine: JIT component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: JIT miscompilation in the JavaScript Engine: JIT component...

The vulnerability of the JavaScript Engine component in the Firefox web browser and the Thunderbird email client allows a hacker to trigger a service failure.

The vulnerability of the JavaScript Engine component in the Firefox web browser and the Thunderbird email client is related to the use of memory after it is released. Exploiting this vulnerability can allow an attacker to cause a service failure...

The vulnerability of the JavaScript Engine component in web browsers Firefox ESR, Firefox, and the email client Thunderbird allows a hacker to trigger a service failure.

The vulnerability of the JavaScript Engine component in Firefox ESR web browsers, Firefox browsers, and the Thunderbird email client is related to the use of memory after it is freed. Exploiting this vulnerability can allow an attacker to cause a service failure...