CVE-2026-12321 JIT miscompilation in the JavaScript: WebAssembly component

JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 152 and Thunderbird 152...

CVE-2026-12321

JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 152 and Thunderbird 152...

EUVD-2026-37067

JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 152 and Thunderbird 152...

CVE-2026-12321

JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 152 and Thunderbird 152...

PT-2026-49690

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 152 Thunderbird versions prior to 152 Description JIT miscompilation occurs in the JavaScript: WebAssembly component. Just-In-Time JIT compilation is a method used to improve the execution speed of programs by compili...

UBUNTU-CVE-2026-47261

Wasmtime is a runtime for WebAssembly. In versions prior to 24.0.9, 36.0.10, and 44.0.2, when a filesystem preopen is given DirPerms::all and FilePerms::READ without FilePerms::WRITE, this access control mechanism can be bypassed via the wasip2 descriptor.open-at or wasip1 pathopen interfaces by...

CVE-2026-47261 Wasmtime: WASI path_open(TRUNCATE) bypasses `FilePerms::WRITE` host restriction

Wasmtime is a runtime for WebAssembly. In versions prior to 24.0.9, 36.0.10, and 44.0.2, when a filesystem preopen is given DirPerms::all and FilePerms::READ without FilePerms::WRITE, this access control mechanism can be bypassed via the wasip2 descriptor.open-at or wasip1 pathopen interfaces by...

CVE-2026-47210

vm2 is an open source vm/sandbox for Node.js. Prior to version 3.11.4, a sandbox escape vulnerability in vm2 allows arbitrary code execution in the host process when untrusted code is executed with async support on runtimes exposing WebAssembly JSPI WebAssembly.promising / WebAssembly.Suspending...

CVE-2026-47210 vm2 sandbox escape via JSPI-backed Promise `.finally()` species bypass

vm2 is an open source vm/sandbox for Node.js. Prior to version 3.11.4, a sandbox escape vulnerability in vm2 allows arbitrary code execution in the host process when untrusted code is executed with async support on runtimes exposing WebAssembly JSPI WebAssembly.promising / WebAssembly.Suspending...

EUVD-2026-36448

vm2 is an open source vm/sandbox for Node.js. Prior to version 3.11.4, a sandbox escape vulnerability in vm2 allows arbitrary code execution in the host process when untrusted code is executed with async support on runtimes exposing WebAssembly JSPI WebAssembly.promising / WebAssembly.Suspending...

CVE-2026-47210

Summary : CVE-2026-47210 affects the vm2 sandbox prior to version 3.11.4, where a JSPI-backed Promise pathway can bypass Promise species hardening via WebAssembly.promising/WebAssembly.Suspending, potentially exposing a host-originated rejection object to attacker-controlled logic and breaking sa...

CVE-2026-47210 vm2 sandbox escape via JSPI-backed Promise `.finally()` species bypass

vm2 is an open source vm/sandbox for Node.js. Prior to version 3.11.4, a sandbox escape vulnerability in vm2 allows arbitrary code execution in the host process when untrusted code is executed with async support on runtimes exposing WebAssembly JSPI WebAssembly.promising / WebAssembly.Suspending...

Exploit for Type Confusion in Google Chrome

SSD Advisory – Google Chrome RCE Source: ssd-disclosure.co...

Fedora 43 : rust (2026-d7436d12ae)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-d7436d12ae advisory. Update to Rust 1.96.0: New Range types Assert matching patterns Changes to WebAssembly targets Stabilized APIs Cargo CVE-2026-5222 and CVE-2026-5223...

MAL-2026-5383 Malicious code in @doaction/wasm-loader (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 118555cc138d5dbc40c11c385af69fa4c6c5caa2fc05e6b0b49c65cc69491a78 Package name and description advertise a 'WASM loader,' but the tarball ships no WebAssembly code. Instead, package.json declares "preinstall": "node...

Fedora 44 : rust (2026-e251935c8f)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-e251935c8f advisory. Update to Rust 1.96.0: New Range types Assert matching patterns Changes to WebAssembly targets Stabilized APIs Cargo CVE-2026-5222 and CVE-2026-5223...

CVE-2026-47307

NULL pointer dereference vulnerability in Samsung Open Source Walrus allows an attacker to cause a denial of service via a crafted WebAssembly module containing deeply nested instructions. This issue affects Walrus: f339b8ee4ea701772e8ae640b3d1b12ac02b1ae9...

Improper Control of Dynamically-Managed Code Resources

Overview vm2 is a sandbox that can run untrusted code with whitelisted Node's built-in modules. Affected versions of this package are vulnerable to Improper Control of Dynamically-Managed Code Resources through the WebAssembly.promising and WebAssembly.Suspending JSPI APIs in lib/setup-sandbox.js...

vm2 sandbox escape via JSPI-backed Promise `.finally()` species bypass

Summary A sandbox escape vulnerability in vm2 allows arbitrary code execution in the host process when untrusted code is executed with async support on runtimes exposing WebAssembly JSPI WebAssembly.promising / WebAssembly.Suspending. In the tested configuration, a JSPI-backed Promise can reach...

GHSA-6J2X-VHQR-QR7Q vm2 sandbox escape via JSPI-backed Promise `.finally()` species bypass

Summary A sandbox escape vulnerability in vm2 allows arbitrary code execution in the host process when untrusted code is executed with async support on runtimes exposing WebAssembly JSPI WebAssembly.promising / WebAssembly.Suspending. In the tested configuration, a JSPI-backed Promise can reach...