CVE-2026-8389 JIT miscompilation in the JavaScript Engine: JIT component

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3...

CVE-2026-8389

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3...

CVE-2026-8389

CVE-2026-8389 is a JIT miscompilation vulnerability in the Firefox JavaScript Engine (JIT component). Multiple connected sources (NVD, EUVD, CIRCL sighting, Debian/MD advisories, and Mozilla MFSA advisory) confirm the issue affects Firefox and was addressed in version 150.0.3. The underlying issu...

CVE-2026-8389

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3...

CVE-2026-8389

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3...

CVE-2026-8388 Incorrect boundary conditions in the JavaScript Engine: JIT component

Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11...

CVE-2026-8388

CVE-2026-8388 : The issue is described as incorrect boundary conditions in the JavaScript Engine's JIT component. Public references in the connected documents confirm Mozilla Firefox as the affected product and that the vulnerability was fixed in Firefox 150.0.3. The CVSS base score is 6.5 (Mediu...

CVE-2026-8388

Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11...

CVE-2026-8388

Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11...

CVE-2026-8388

Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11...

CVE-2026-8388 Incorrect boundary conditions in the JavaScript Engine: JIT component

Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11...

Google Chrome 安全漏洞

Google Chrome is a web browser developed by Google Inc. Versions of Google Chrome prior to 148.0.7778.168 contained a security vulnerability, which was caused by a type confusion issue in the V8 component. This vulnerability could allow remote attackers to obtain potentially sensitive information...

Mozilla Firefox 安全漏洞

Mozilla Firefox is an open-source web browser developed by the Mozilla Foundation in the United States. Versions of Mozilla Firefox prior to 150.0.3 contained security vulnerabilities, which were caused by issues with the JavaScript Engine component...

Mozilla Firefox 缓冲区错误漏洞

Mozilla Firefox is an open-source web browser developed by the Mozilla Foundation in the United States. Versions of Mozilla Firefox prior to 150.0.3 contained a buffer error vulnerability, which was caused by a boundary condition error in the JavaScript Engine’s JIT component...

Mozilla Firefox 安全漏洞

Mozilla Firefox is an open-source web browser developed by the Mozilla Foundation in the United States. Versions of Mozilla Firefox prior to 150.0.3 contained a security vulnerability, which was caused by a compilation error in the JavaScript Engine’s JIT component...

PT-2026-40023

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 150.0.3 Description An issue exists within the JavaScript Engine component...

PT-2026-40021

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 150.0.3 Description JIT miscompilation occurs within the JIT component of the JavaScript Engine. JIT Just-In-Time compilation is a method used to improve the execution speed of programs by compiling code during runtim...

Google Chrome 安全漏洞

Google Chrome is a web browser developed by Google Inc. Versions of Google Chrome prior to 148.0.7778.168 contained a security vulnerability, which was caused by a type confusion in the V8 component. This vulnerability could allow remote attackers to execute arbitrary code within a sandbox throug...

PT-2026-40020

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 150.0.3 Description Incorrect boundary conditions exist in the Just-In-Time JIT component of the JavaScript Engine. JIT is a compilation method that improves performance by compiling bytecode into native machine code ...

Security Vulnerabilities fixed in Firefox 150.0.3 — Mozilla

CVE-2026-8388: Incorrect boundary conditions in the JavaScript Engine: JIT component Reporter ggwhyp Impact high References Bug 2036978 CVE-2026-8389: JIT miscompilation in the JavaScript Engine: JIT component Reporter ggwhyp Impact high References Bug 2036983 CVE-2026-8390: Use-after-free in the...