{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-43997", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-05-04T20:24:31.917Z", "datePublished": "2026-05-13T17:17:54.869Z", "dateUpdated": "2026-07-15T00:55:24.016Z" }, "containers": { "cna": { "title": "vm2: Sandbox Escape", "problemTypes": [ { "descriptions": [ { "cweId": "CWE-94", "lang": "en", "description": "CWE-94: Improper Control of Generation of Code ('Code Injection')", "type": "CWE" } ] } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 10, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1" } } ], "references": [ { "name": "https://github.com/patriksimek/vm2/security/advisories/GHSA-47x8-96vw-5wg6", "tags": [ "x_refsource_CONFIRM" ], "url": "https://github.com/patriksimek/vm2/security/advisories/GHSA-47x8-96vw-5wg6" } ], "affected": [ { "vendor": "patriksimek", "product": "vm2", "versions": [ { "version": "< 3.11.0", "status": "affected" } ] } ], "providerMetadata": { "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-05-13T17:17:54.869Z" }, "descriptions": [ { "lang": "en", "value": "vm2 is an open source vm/sandbox for Node.js. Prior to 3.11.0, it is possible to obtain the host Object. There are various ways to use the host Object, to escape the sandbox, one example would be using HostObject.getOwnPropertySymbols to obtain Symbol(nodejs.util.inspect.custom). This vulnerability is fixed in 3.11.0." } ], "source": { "advisory": "GHSA-47x8-96vw-5wg6", "discovery": "UNKNOWN" } }, "adp": [ { "references": [ { "url": "https://github.com/patriksimek/vm2/security/advisories/GHSA-47x8-96vw-5wg6", "tags": [ "exploit" ] } ], "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-05-13T00:00:00+00:00", "options": [ { "Exploitation": "poc" }, { "Automatable": "yes" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3", "id": "CVE-2026-43997" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-05-14T03:56:41.615Z" } }, { "affected": [ { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:rhdh:1" ], "defaultStatus": "unaffected", "packageName": "rhdh/rhdh-hub-rhel9", "product": "Red Hat Developer Hub", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:ansible_portal:2" ], "defaultStatus": "affected", "packageName": "ansible-automation-platform/automation-portal", "product": "Self-service automation portal 2", "vendor": "Red Hat" } ], "datePublic": "2026-05-13T17:17:54.869Z", "descriptions": [ { "lang": "en", "value": "A flaw was found in vm2 (before 3.11.0), a Node.js sandbox library. Sandboxed code can obtain the host Object (e.g. via HostObject.getOwnPropertySymbols and Symbol(nodejs.util.inspect.custom)), bypassing isolation and enabling arbitrary code execution on the host." } ], "metrics": [ { "other": { "content": { "namespace": "https://access.redhat.com/security/updates/classification/", "value": "Important" }, "type": "Red Hat severity rating" } }, { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 10, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1" }, "format": "CVSS" } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-653", "description": "Improper Isolation or Compartmentalization", "lang": "en", "type": "CWE" } ] } ], "references": [ { "tags": [ "vdb-entry", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/security/cve/CVE-2026-43997" }, { "name": "RHBZ#2477203", "tags": [ "issue-tracking", "x_refsource_REDHAT" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2477203" }, { "tags": [ "x_sadp-csaf-vex" ], "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-43997.json" } ], "timeline": [ { "lang": "en", "time": "2026-05-13T18:02:02.030Z", "value": "Reported to Red Hat." }, { "lang": "en", "time": "2026-05-13T17:17:54.869Z", "value": "Made public." } ], "title": "vm2: vm2: Arbitrary code execution via sandbox escape", "x_adpType": "supplier", "x_generator": { "engine": "sadp-cli 1.0.0" }, "providerMetadata": { "orgId": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "shortName": "redhat-SADP", "dateUpdated": "2026-07-15T00:55:24.016Z" } } ] } }