CVE-2026-92939 vm2 - Sandbox Escape & Remote Code Execution

vm2 3.11.3 through 3.11.6 contains a sandbox escape caused by exposure of the host Node.js crypto module via a recursive read-only proxy, letting sandboxed JavaScript execute arbitrary native code with host-process authority, exploit requires allowing the crypto builtin.

CVSS base score 9.9 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.62% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Sandbox Escape
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Published
17 September 2026
Updated
15 October 2026
Weakness
CWE-114

Vendor fix

Update to version 3.11.7 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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