CVE-2026-44002

CVE-2026-44002 affects the vm2 sandbox for Node.js. Before 3.11.0, the CallSite wrapper blocks getThis() and getFunction() but allows getFileName() to reveal unsanitized host absolute paths. This enables sandboxed code to leak the host directory structure, library paths, and framework versions (v...

CVE-2026-44002 vm2: Host File Path Disclosure via Stack Trace Information Leak

vm2 is an open source vm/sandbox for Node.js. Prior to 3.11.0, vm2's CallSite wrapper class intended as a safe wrapper for V8's native CallSite blocks getThis and getFunction to prevent host object leakage, but allows getFileName to return unsanitized host absolute paths. Any sandboxed code can...

NPM: vm2 is Vulnerable to Host File Path Disclosure via Stack Trace Information Leak

NPM: vm2 is Vulnerable to Host File Path Disclosure via Stack Trace Information Leak vulnerability discovered by ? in WordPress Npm vm2 versions = 3.10.5...

vm2 is Vulnerable to Host File Path Disclosure via Stack Trace Information Leak

Summary vm2's CallSite wrapper class intended as a safe wrapper for V8's native CallSite blocks getThis and getFunction to prevent host object leakage, but allows getFileName to return unsanitized host absolute paths. Any sandboxed code can extract the full directory structure, library paths, and...