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CVE-2026-47686

vm2: Missing Error.cause Sanitization Enables VM2 Sandbox Escape to RCE PUBLISHED

Description (CNA)

vm2 is an open source vm/sandbox for Node.js. Prior to 3.11.6, handleException() in lib/setup-sandbox.js sanitizes SuppressedError.error, SuppressedError.suppressed, and AggregateError.errors but does not sanitize Error.cause, allowing sandbox code to obtain a powerful host object such as process from an embedder-exposed host function that throws an error with that object as its cause and then execute arbitrary host commands. This issue is fixed in version 3.11.6.

Affected (CNA)

Vendor / productVersions
patriksimek / vm2affected < 3.11.6

CWE

CWE-693

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.