---
id: CVE-2026-92963
title: >-
  vm2 versions before 3.11.2 fail to properly restrict access to the
  VM2_INTERNAL_STATE_DO_NOT_USE_OR_PROGRAM_WILL_FAIL global variable
summary: >-
  vm2 versions before 3.11.2 fail to properly restrict access to the
  VM2_INTERNAL_STATE_DO_NOT_USE_OR_PROGRAM_WILL_FAIL global variable. Attackers
  can access this internal state object through globalThis to retrieve sensitive
  sandbox inter…
severity: medium
cvss: 5.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'
cwe:
  - CWE-227
  - CWE-767
vendor: patriksimek
product: vm2
affected:
  - vm2 < 3.11.2
published: '2026-09-17'
updated: '2026-09-18'
sourceUpdated: '2026-09-18T20:17:31.370'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-92963'
references:
  - url: 'https://github.com/patriksimek/vm2/security/advisories/GHSA-2cm2-m3w5-gp2f'
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/vm2-before-3.11.2-information-disclosure-via-internal-state
    label: disclosure@vulncheck.com
  - url: 'https://github.com/patriksimek/vm2/security/advisories/GHSA-2cm2-m3w5-gp2f'
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
  - url: >-
      https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-92963.json
  - url: 'https://access.redhat.com/security/cve/CVE-2026-92963'
  - url: 'https://www.cve.org/CVERecord?id=CVE-2026-92963'
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2026-92963'
  - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2536030'
tags:
  - nvd
  - cve.org
  - csaf
  - vex
  - red-hat
  - exploit-available
epss: 0.00205
epssPercentile: 0.10826
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-09-18T19:15:22.911322Z'
ingestedAt: '2026-09-17T14:19:30.992Z'
---

## Overview

vm2 versions before 3.11.2 fail to properly restrict access to the VM2_INTERNAL_STATE_DO_NOT_USE_OR_PROGRAM_WILL_FAIL global variable. Attackers can access this internal state object through globalThis to retrieve sensitive sandbox internals.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.

## Vendor advisories

- **Red Hat VEX** · Moderate · updated 2026-09-22 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-92963.json)