CVE-2026-2764-but-with-wasm

CVE-2026-2764, but with wasm Status: analysis + validated PoC. Primitive weaponization in progress. A WasmBlazeFox-style chain built on a 2026 bug this time: CVE-2026-2764, an IonMonkey/baseline "JIT miscompilation + use-after-free" in the JavaScript Engine: JIT component, fixed in Firefox 148 MF...

CVE-2026-10702

CVE-2026-10702 JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 151.0.3. Donate Support the maintenance of this project with PayPal or by scanning the QR code below. ⚡ Simple Usage Use this project only in safe and authorized environments such as...

CVE-2026-2766-but-with-wasm

CVE-2026-2766, but with wasm Status: validated crash PoC with demonstrated control-flow hijack crashpc = freed-cell poison 0xcdcdcdcdcdcdcdcd under the debug shell — the engine jumps to a pointer read out of the freed ICScript. Remaining work: control the reclaimed bytes. See research/README.md. ...

MiracleLinux 9 : firefox-140.13.0-1.el9_8.ML.1 (AXSA:2026-1698:20)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1698:20 advisory. libaom: libaom: heap buffer overflow in AV1 encoder first-pass stats buffer via LAP mode CVE-2026-56208 firefox: thunderbird: Site isolation issue i...

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...

Astra Linux – Vulnerability in Firefox and Thunderbird

JIT compilation errors in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 146, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6...

Astra Linux – Vulnerability in Firefox

JIT compilation errors in the JavaScript Engine: JIT component. This vulnerability has been fixed in Firefox 143.0.3...

Astra Linux – Vulnerability in Firefox

JIT compilation errors in the JavaScript Engine: JIT component. This vulnerability has been fixed in Firefox 145 and Thunderbird 145...

Astra Linux – Vulnerability in Firefox and Thunderbird

JIT compilation errors in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 146, Firefox ESR 115.31, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6...

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...

MiracleLinux 9 : thunderbird-140.13.0-1.el9_8.ML.1 (AXSA:2026-1625:19)

The remote MiracleLinux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2026-1625:19 advisory. firefox: thunderbird: Site isolation issue in the DOM: Navigation component CVE-2026-15719 firefox: thunderbird: Invalid pointer in the JavaScript:...

SUSE CVE-2026-74976

JIT miscompilation in the JavaScript Engine: JIT 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-2026-74976

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...

CVE-2026-74976

JIT miscompilation in the JavaScript Engine: JIT component. This vulne...

UBUNTU-CVE-2026-74976

JIT miscompilation in the JavaScript Engine: JIT component. This vulne...

CVE-2026-74976

JIT miscompilation in the JavaScript Engine: JIT 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-2026-74976 JIT miscompilation in the JavaScript Engine: JIT component

JIT miscompilation in the JavaScript Engine: JIT 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-2026-74976

CVE-2026-74976 is a JIT miscompilation in the JavaScript Engine: JIT component of Mozilla Firefox and Thunderbird. The vulnerability can lead to high confidentiality impact (information disclosure) with no integrity or availability impact, per the CVSS 3.1 score of 6.5 (MEDIUM) . Attack requires ...

CVE-2026-74976

JIT miscompilation in the JavaScript Engine: JIT 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...