CVE-2026-92963
vm2 before 3.11.2 Information Disclosure via Internal State
CVE-2026-92963 is a medium vulnerability (CVSS 6.9) in Patriksimek Vm2, published May 8, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.34%, the 28th percentile. Fixed in vm2 3.11.2.
- Severity
- 6.9 MediumCVSS 4.0, CVE List
- Exploit chance
- 0.34%EPSS, 28th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
3.11.2vm2 +3 more
Description
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
vm2npm | before 3.11.2 | 3.11.2 |
vm2TuxCare:npm | 3.10.0-tuxcare.0 up to 3.10.0-tuxcare.1, plus listed versions 3.10.0 | 3.10.0-tuxcare.1 |
vm2Root:npm | before 3.9.17-aikido.11 | 3.9.17-aikido.113.9.17-aikido.123.10.5-aikido.63.9.17-aikido.133.9.17-aikido.93.9.17-aikido.103.10.5-aikido.73.10.5-aikido.8 |
@rootio/vm2Root:npm | before 3.10.5-root.io.5 | 3.10.5-root.io.53.9.17-root.io.113.9.17-root.io.123.10.5-root.io.63.9.17-root.io.133.9.17-root.io.93.9.17-root.io.103.10.5-root.io.73.10.5-root.io.8 |
What each source reports
CVE List Score used 6.9
vm2 before 3.11.2 Information Disclosure via Internal State
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.
- Record
CVE-2026-92963- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N - CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-227
- Updated
- 2026-11-02
EUVDEUVD-2026-81613 6.9
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.
- Record
EUVD-2026-81613- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-2cm2-m3w5-gp2f 5.3
vm2 has access to `VM2_INTERNAL_STATE_DO_NOT_USE_OR_PROGRAM_WILL_FAIL`
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
const {VM} = require("vm2");
const vm = new VM();
console.log(vm.run(`
globalThis['VM2_INTERNAL_STATE_DO_NOT_USE_OR_PROGRAM_WILL_FAIL']
`));
- Record
GHSA-2cm2-m3w5-gp2f- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-693
- Updated
- 2026-11-05
GitHub AdvisoriesGHSA-xr25-qx3m-g53h 6.9
vm2 versions before 3.11.2 fail to properly restrict access to the...
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.
- Record
GHSA-xr25-qx3m-g53h- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Updated
- 2026-11-02
NVD 6.9
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.
- Record
CVE-2026-92963- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-227
- Updated
- 2026-11-02
OSV 6.9
vm2 before 3.11.2 Information Disclosure via Internal State
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.
- Record
CVE-2026-92963- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N - Weakness
- CWE-227
- Updated
- 2026-11-02
OSVGHSA-2cm2-m3w5-gp2f 5.3
vm2 has access to `VM2_INTERNAL_STATE_DO_NOT_USE_OR_PROGRAM_WILL_FAIL`
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
const {VM} = require("vm2");
const vm = new VM();
console.log(vm.run(`
globalThis['VM2_INTERNAL_STATE_DO_NOT_USE_OR_PROGRAM_WILL_FAIL']
`));
- Record
GHSA-2cm2-m3w5-gp2f- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-693
- Updated
- 2026-11-05
OSVROOT-APP-NPM-GHSA-2cm2-m3w5-gp2f 5.3
GHSA-2cm2-m3w5-gp2f in vm2 - Patched by Root
Root has patched GHSA-2cm2-m3w5-gp2f in the vm2 package for Root:npm. Multiple fixed versions available.
- Record
ROOT-APP-NPM-GHSA-2cm2-m3w5-gp2f- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Updated
- 2026-11-02
OSVCLSA-2026-1787860907No score
TuxCare security update for vm2 (34 CVEs)
TuxCare rebuilt vm2 to address 34 CVEs. Fixed in 3.10.0-tuxcare.1.
- Record
CLSA-2026-1787860907- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| references | OSV | |
| facts, references | GitHub Advisories | |
| affected, aliases, references | ||
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
github.com/patriksimek/vm2/security/advisories/GHSA-2cm2-m3w5-gp2f
vulncheck.com/advisories/vm2-before-3.11.2-information-disclosure-via-internal-state
github.com/patriksimek/vm2/releases/tag/v3.11.2
github.com/patriksimek/vm2/commit/99d410bb7e0d607c56e68b420720a586dc0dd300
github.com/advisories/GHSA-2cm2-m3w5-gp2f
nvd.nist.gov/vuln/detail/CVE-2026-92963
github.com/advisories/GHSA-xr25-qx3m-g53h
github.com/CVEProject/cvelistV5/tree/main/cves/2026/92xxx/CVE-2026-92963.json
github.com/patriksimek/vm2