CVE-2026-92963

vm2 before 3.11.2 Information Disclosure via Internal State

CVSS 4.0 6.9 MEDIUMCVSS 3.1 5.3 MEDIUMEUVD CVSS 4.0 6.9 CVSS 4.0 · [email protected] · Secondary 6.9 MEDIUMCVSS 3.1 · [email protected] · Secondary 5.3 MEDIUMCVSS_V3 Publisher rating MODERATEFixed by vm2 3.11.2KEV status unknown

Original advisory

cve-program · CVE-2026-92963

Published

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.

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euvd · EUVD-2026-81613

Published

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nvd · CVE-2026-92963

Published

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osv · GHSA-2cm2-m3w5-gp2f

Published

### Summary https://github.com/patriksimek/vm2/security/advisories/GHSA-wp5r-2gw5-m7q7 is not fully patched. ### Details It is still possible to get access to `VM2_INTERNAL_STATE_DO_NOT_USE_OR_PROGRAM_WILL_FAIL`. ### PoC ```js const {VM} = require("vm2"); const vm = new VM(); console.log(vm.run(` globalThis['VM2_INTERNAL_STATE_DO_NOT_USE_OR_PROGRAM_WILL_FAIL'] `)); ```

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Affected versions, risk and source history

cve-program · CVE-2026-92963

Published

vm2

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "patriksimek",
                    "product": "vm2",
                    "defaultStatus": "unaffected",
                    "packageURL": "pkg:npm/vm2",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "versionType": "semver",
                            "lessThan": "3.11.2"
                        },
                        {
                            "version": "3.11.2",
                            "status": "unaffected",
                            "versionType": "semver"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON

euvd · EUVD-2026-81613

Published

EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON.

Original publisher date fields

datePublished: Sep 17, 2026, 1:46:18 PM

dateUpdated: Sep 18, 2026, 7:15:28 PM

1 related source bulletins · separate from aliases

WID-SEC-W-2026-1349: vm2: Mehrere Schwachstellen

CVE-2026-22709 · CVE-2026-24118 · CVE-2026-24120 · CVE-2026-24781 · CVE-2026-26332 · CVE-2026-26956 · CVE-2026-43997 · CVE-2026-43999 · CVE-2026-44000 · CVE-2026-44001 · CVE-2026-44002 · CVE-2026-44003 · CVE-2026-44005 · CVE-2026-44006 · CVE-2026-44007 · CVE-2026-92963

No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.

Original source record · Cite this exact observation · Complete original publisher JSON

nvd · CVE-2026-92963

Published

NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.

Source analysis status: Deferred

Weakness classifications: CWE-227

Original publisher date fields

published: 2026-09-17T14:18:02.783

lastModified: 2026-09-18T20:17:31.370

Original source record · Cite this exact observation · Complete original publisher JSON

osv · GHSA-2cm2-m3w5-gp2f

Published

vm2

npm

SEMVER · introduced 0 → fixed 3.11.2

Original source record · Cite this exact observation · Complete original publisher JSON