CVE-2026-47686

vm2 is an open source vm/sandbox for Node.js. Prior to 3.11.6, handleException in lib/setup-sandbox.js sanitizes SuppressedError.error, SuppressedError.suppressed, and AggregateError.errors but does not sanitize Error.cause, allowing sandbox code to obtain a powerful host object such as process...

NPM: VM2 has Missing Error.cause Sanitization that Enables Sandbox Escape to RCE

NPM: VM2 has Missing Error.cause Sanitization that Enables Sandbox Escape to RCE vulnerability discovered by ? in WordPress Npm vm2 versions = 3.11.5...

VM2 has Missing Error.cause Sanitization that Enables Sandbox Escape to RCE

Affected: vm2 = 3.11.3 CVSS 3.1: 9.9 HIGH CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H CWE: CWE-693 Protection Mechanism Failure Prerequisite: Embedder exposes a host function that throws an Error with .cause referencing a powerful host object e.g., process Summary I found that handleException in...