{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-47686", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-05-19T21:18:20.403Z", "datePublished": "2026-08-17T20:54:39.406Z", "dateUpdated": "2026-08-19T03:56:00.965Z" }, "containers": { "cna": { "title": "vm2: Missing Error.cause Sanitization Enables VM2 Sandbox Escape to RCE", "problemTypes": [ { "descriptions": [ { "cweId": "CWE-693", "lang": "en", "description": "CWE-693: Protection Mechanism Failure", "type": "CWE" } ] } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.9, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1" } } ], "references": [ { "name": "https://github.com/patriksimek/vm2/security/advisories/GHSA-m283-3h24-438v", "tags": [ "x_refsource_CONFIRM" ], "url": "https://github.com/patriksimek/vm2/security/advisories/GHSA-m283-3h24-438v" }, { "name": "https://github.com/patriksimek/vm2/commit/7e3faaf550f4ab975bf4cdde183fcec49b056d8e", "tags": [ "x_refsource_MISC" ], "url": "https://github.com/patriksimek/vm2/commit/7e3faaf550f4ab975bf4cdde183fcec49b056d8e" }, { "name": "https://github.com/patriksimek/vm2/releases/tag/3.11.6", "tags": [ "x_refsource_MISC" ], "url": "https://github.com/patriksimek/vm2/releases/tag/3.11.6" } ], "affected": [ { "vendor": "patriksimek", "product": "vm2", "versions": [ { "version": "< 3.11.6", "status": "affected" } ] } ], "providerMetadata": { "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-08-17T20:54:39.406Z" }, "descriptions": [ { "lang": "en", "value": "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." } ], "source": { "advisory": "GHSA-m283-3h24-438v", "discovery": "UNKNOWN" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-08-18T00:00:00+00:00", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3", "id": "CVE-2026-47686" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-19T03:56:00.965Z" } } ] } }