CVE-2026-47208CWE-913

vm2: Sandbox Breakout Using Promise Species

Critical · published June 12, 2026

CVSS v3.1
10.0
EPSS
1%
Percentile
57.0
In the wild
Unconfirmed
What it is

vm2 is an open source vm/sandbox for Node.js. Prior to version 3.11.4, VM2 suffers from a sandbox breakout vulnerability. This allows attackers to write code which can escape from the VM2 sandbox and execute arbitrary commands on the host system. This issue has been patched in version 3.11.4.

The record
Technical detail
CVSS v3.1
10.0 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00825 · 57.0th percentile
Weakness
CWE-913 · Improper Control of Dynamically-Managed Code Resources
Published
2026-06-12T14:16Z
EPSS history
Timeline
  • 12 JUN 14:16Z
    vm2: Sandbox Breakout Using Promise Species
    cvelistv5