CVE-2026-92963

MEDIUMPre-NVD 5.35.3—
EchelonGraph scoreHIGH confidence

Score 5.3 from GitHub Security Advisory published 2026-09-17. a secondary CVSS source baseline 5.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 4 sources updated this weekElevated
5.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.3Exploit: Elevated riskExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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.

CVSS v3
5.3
EG Score
5.3(high)
EG Risk
55(Attend)
EG Risk 55/100SSVC: Attend

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity53% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
0%
EPSS %ILE
11%
KEV
Not listed

Published

September 17, 2026

Last Modified

September 18, 2026

Advisory Details (2)

Auto-updated Sep 17, 2026
🔬 Proof of concept available. Patch available. Sources: github.
generic

vm2 before 3.11.2 Information Disclosure via Internal State | Advisories | VulnCheck

https://www.vulncheck.com/advisories/vm2-before-3.11.2-information-disclosure-via-internal-state
github Patch Available🟡 PoC Available

Access to `VM2_INTERNAL_STATE_DO_NOT_USE_OR_PROGRAM_WILL_FAIL` · Advisory · patriksimek/vm2 · GitHub

https://github.com/patriksimek/vm2/security/advisories/GHSA-2cm2-m3w5-gp2f

Vendor Advisories for CVE-2026-92963(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 10× in last 7d / 10× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-09-18 20:35 UTCEG score recompute
  2. 2026-09-18 20:35 UTCGHSA enrichment
  3. 2026-09-18 19:28 UTCEPSS rescore
  4. 2026-09-18 19:20 UTCEG score recompute
  5. 2026-09-18 19:20 UTCGHSA enrichment
  6. 2026-09-18 15:20 UTCEG score recompute
  7. 2026-09-18 15:20 UTCGHSA enrichment
  8. 2026-09-17 14:22 UTCEG score recompute
  9. 2026-09-17 13:50 UTCEG score recompute
  10. 2026-09-17 13:49 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-92963?
CVE-2026-92963 is a medium vulnerability published on September 17, 2026. vm2 versions before 3.11.2 fail to properly restrict access to the VM2INTERNALSTATEDONOTUSEORPROGRAMWILL_FAIL global variable. Attackers can access this internal state object through globalThis to retrieve sensitive sandbox internals.
When was CVE-2026-92963 disclosed?
CVE-2026-92963 was first published in the National Vulnerability Database on September 17, 2026, with the most recent update on September 18, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-92963 actively exploited?
CVE-2026-92963 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 89.1% of all scored CVEs.
What is the CVSS score of CVE-2026-92963?
CVE-2026-92963 has a CVSS v3 base score of 5.3 (NVD).
How do I remediate CVE-2026-92963?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-92963, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2026-92963

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