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-2026-2766-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. ...

firefox: JIT miscompilation in the JavaScript: WebAssembly component

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

firefox: JIT miscompilation in the JavaScript Engine: JIT component

A flaw was found in Firefox. 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...

firefox: JIT miscompilation in the JavaScript: WebAssembly component

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

firefox: JIT miscompilation in the JavaScript Engine: JIT component

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

firefox: JIT miscompilation in the JavaScript Engine: JIT component

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

UBUNTU-CVE-2026-124939

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 160, Firefox ESR 153.7, Thunderbird 160, and Thunderbird 153.7...

CVE-2026-124939

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 160, Firefox ESR 153.7, Thunderbird 160, and Thunderbird 153.7...

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...

CVE-2026-124939

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: JIT miscompilation in the JavaScript: WebAssembly component

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

firefox: JIT miscompilation in the JavaScript Engine: JIT component

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

firefox: JIT miscompilation in the JavaScript Engine: JIT component

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

firefox: JIT miscompilation in the JavaScript: WebAssembly component

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

firefox: JIT miscompilation in the JavaScript Engine: JIT component

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