# CVE-2026-93606

vm2 Promise-based sandbox escape allows host remote code execution

- Page: https://www.vulneraibility.com/cve/CVE-2026-93606
- CVSS: 10.0
- Known exploited: not in CISA KEV as of our last sync
- EPSS: 0.71% (percentile 53.7)
- CISA SSVC: exploitation poc, automatable yes, technical impact total (assessed 2026-09-18)
- Weakness: CWE-693
- Also known as: GHSA-6454-5x88-m6jw
- Published: 2026-09-18

## Affected versions

- patriksimek vm2: affected < 3.12.1; fixed in 3.12.1

A version outside these ranges is not a statement that it is unaffected.

## Impact

Remote arbitrary code execution: sandboxed code can obtain a host object proxy via Promise Symbol.species exploit, bypassing sanitizers and execute host code.

## Action

Immediate action required

## Recommendation

Upgrade vm2 to >=3.12.1, audit/disable sandboxes and block untrusted code execution.

## References

- [advisory] https://github.com/patriksimek/vm2/security/advisories/GHSA-6454-5x88-m6jw
- [advisory] https://www.vulncheck.com/advisories/vm2-before-3.12.1-sandbox-escape-via-promise-symbol-species

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.