CVE-2026-93603

A flaw was found in vm2. This vulnerability allows an attacker who can execute untrusted script within the sandbox to achieve arbitrary code execution on the underlying host system by escaping sandbox containment. The issue occurs because vm2 fails to properly handle function calls lacking an...

CVE-2026-93603

vm2 through 3.12.0 fixed in 3.12.1 does not correctly handle a nullish "this" receiver in the apply trap of its bridge lib/bridge.js: when sandboxed code calls a host-provided non-strict sloppy-mode function without a receiver — e.g. "fn", a detached method, "fn.call", "fn.applyundefined",...

CVE-2026-34208

SandboxJS is a JavaScript sandboxing library. Prior to 0.8.36, SandboxJS blocks direct assignment to global objects for example Math.random = ..., but this protection can be bypassed through an exposed callable constructor path: this.constructor.calltarget, attackerObject. Because this.constructo...

CVE-2026-34208: Protection Mechanism Failure

SandboxJS is a JavaScript sandboxing library. Prior to 0.8.36, SandboxJS blocks direct assignment to global objects for example Math.random = ..., but this protection can be bypassed through an exposed callable constructor path: this.constructor.calltarget, attackerObject. Because this.constructo...

Improperly Controlled Modification of Dynamically-Determined Object Attributes

Overview @nyariv/sandboxjs is a Javascript sandboxing library. Affected versions of this package are vulnerable to Improperly Controlled Modification of Dynamically-Determined Object Attributes through the constructor process. An attacker can modify host global objects and persist these changes...