CVE-2026-100776 Use-after-free in the JavaScript: WebAssembly component

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox ESR 153.4, Firefox 157, and Firefox ESR 140.17...

CVE-2026-100776

A use-after-free vulnerability exists in the JavaScript: WebAssembly component of the Firefox web browser. The vulnerability has been addressed in Firefox ESR 153.4 , Firefox 157 , and Firefox ESR 140.17 . Exploitation details are not provided in the documents, but the issue is reported with a hi...

CVE-2026-100769

A use-after-free vulnerability exists in the JavaScript: WebAssembly component of the Firefox browser. This flaw was addressed in Firefox ESR 153.4 , Firefox 157 , and Firefox ESR 140.17 . The vulnerability is reported to have a high impact. No specific exploit details or public proof-of-concepts...

CVE-2026-100765 Use-after-free in the JavaScript: WebAssembly component

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157...

CVE-2026-100765

A use-after-free vulnerability exists in the JavaScript: WebAssembly component of Firefox . This flaw was addressed in Firefox ESR 153.4 and Firefox 157 . No specific exploit details are provided in the documents, but the vulnerability is reported to have a high impact .

CVE-2026-100765 Use-after-free in the JavaScript: WebAssembly component

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157...

CVE-2026-100792: Access of Resource Using Incompatible Type

JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, and Firefox ESR 140.17...

CVE-2026-100817: Undefined Security Weakness

Other issue in the JavaScript: WebAssembly component. This vulnerability was fixed in Thunderbird 157 and Firefox 157...

CVE-2026-100769: Use After Free

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, and Firefox ESR 140.17...

PT-2026-102550

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 157 Firefox ESR versions prior to 153.4 Firefox ESR versions prior to 140.17 Thunderbird versions prior to 157 Description A use-after-free issue exists in the JavaScript: WebAssembly component. Use-after-free is a...

CVE-2026-74936

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1...

CVE-2026-16368: Improper Restriction of Operations within the Bounds of a Memory Buffer

Incorrect boundary conditions in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

PT-2026-21734

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 148 Thunderbird versions prior to 148 Description An issue exists due to incorrect boundary conditions within the JavaScript: WebAssembly component. This could potentially lead to unexpected behavior or compromise...

CVE-2025-13016

Incorrect boundary conditions in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, Thunderbird 145, and Thunderbird 140.5...

CVE-2025-13016: Improper Check or Handling of Exceptional Conditions

Incorrect boundary conditions in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, Thunderbird 145, and Thunderbird 140.5...