CVE-2026-109735

Use-after-free in the DOM: Animation component. This vulnerability was fixed in Firefox 158 and Thunderbird 158...

CVE-2026-109724

Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

CVE-2026-109735

A use-after-free vulnerability exists in the DOM: Animation component of the Firefox and Thunderbird web browsers. This memory safety issue was addressed in Firefox 158 and Thunderbird 158 . The vulnerability was reported by Mozilla and is associated with Bug 2028727 . No specific exploit details...

CVE-2026-109721 Incorrect boundary conditions in the JavaScript Engine: JIT component

Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

CVE-2026-109720 JIT miscompilation in the JavaScript: WebAssembly component

JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

CVE-2026-109721

The JavaScript Engine: JIT component in Firefox is vulnerable to incorrect boundary conditions , leading to a high impact security risk. This issue was addressed in Firefox 158 and Firefox ESR 153.5 . No specific exploitation details or links are provided in the documents.

EUVD-2026-98489

Incorrect boundary conditions in the Layout component. This vulnerability was fixed in Firefox 158 and Thunderbird 158...

EUVD-2026-98492

Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

CVE-2026-109721

Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

CVE-2026-109714

Incorrect boundary conditions in the Layout component. This vulnerability was fixed in Firefox 158 and Thunderbird 158...

CVE-2026-109714

Mozilla Firefox and Thunderbird are affected by CVE-2026-109714 , which involves incorrect boundary conditions in the Layout component . This vulnerability has a high impact and was resolved in versions 158 of both products. Exploitation details are not provided in the documents.

CVE-2026-109708

The Networking component in Mozilla products is vulnerable to a sandbox escape caused by incorrect boundary conditions . This flaw affects Firefox , Firefox ESR , Thunderbird , and Thunderbird ESR . The vulnerability was addressed in Firefox 158 , Firefox ESR 153.5 , Thunderbird 158 , and Thunder...

CVE-2026-109707 Sandbox escape due to use-after-free in the Networking component

Sandbox escape due to use-after-free in the Networking component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

CVE-2026-109753 Incorrect boundary conditions in the Layout component

Incorrect boundary conditions in the Layout component. This vulnerability was fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

CVE-2026-109705 Sandbox escape, site isolation issue due to incorrect boundary conditions, use-after-free in the Networking component

Sandbox escape, site isolation issue due to incorrect boundary conditions, use-after-free in the Networking component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

CVE-2026-109733

A JIT miscompilation vulnerability exists in the JavaScript Engine: JIT component of Mozilla products. This flaw could potentially lead to arbitrary code execution , sandbox escape , information disclosure , mitigation bypass , or privilege escalation . The vulnerability has been addressed in Fir...

CVE-2026-109733 JIT miscompilation in the JavaScript Engine: JIT component

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

EUVD-2026-98650

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5...

CVE-2026-109753

The Mozilla Firefox and Thunderbird web browsers are affected by CVE-2026-109753 , which stems from incorrect boundary conditions within the Layout component . This vulnerability could potentially lead to arbitrary code execution, sandbox escape, information disclosure, mitigation bypass, or priv...

CVE-2026-109729

A use-after-free memory vulnerability exists in the JavaScript Engine: JIT component of Firefox and Thunderbird. An attacker could exploit incorrect memory handling by tricking a user into visiting a malicious webpage, potentially leading to arbitrary code execution or a Denial of Service (DoS) ....