{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-47208: vm2: Sandbox Breakout Using Promise Species","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-47208","status":"final","version":"1","initial_release_date":"2026-06-12T14:16:22.726Z","current_release_date":"2026-06-13T03:55:58.987Z","revision_history":[{"date":"2026-06-12T14:16:22.726Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"vm2 is an open source vm/sandbox for Node.js. Prior to version 3.11.4, VM2 suffers from a sandbox breakout vulnerability. This allows attackers to write code which can escape from the VM2 sandbox and execute arbitrary commands on the host system. This issue has been patched in version 3.11.4.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-47208 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-47208"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-47208"},{"category":"external","summary":"https://github.com/patriksimek/vm2/security/advisories/GHSA-76w7-j9cq-rx2j","url":"https://github.com/patriksimek/vm2/security/advisories/GHSA-76w7-j9cq-rx2j"},{"category":"external","summary":"https://github.com/patriksimek/vm2/commit/a462655009669c3124ee39498121651597529ea8","url":"https://github.com/patriksimek/vm2/commit/a462655009669c3124ee39498121651597529ea8"},{"category":"external","summary":"https://github.com/patriksimek/vm2/releases/tag/v3.11.4","url":"https://github.com/patriksimek/vm2/releases/tag/v3.11.4"}]},"product_tree":{"branches":[{"category":"vendor","name":"patriksimek","branches":[{"category":"product_name","name":"vm2","branches":[{"category":"product_version","name":"< 3.11.4","product":{"name":"patriksimek vm2 < 3.11.4","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:patriksimek:vm2:\\<_3.11.4:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-47208","title":"vm2: Sandbox Breakout Using Promise Species","notes":[{"category":"description","text":"vm2 is an open source vm/sandbox for Node.js. Prior to version 3.11.4, VM2 suffers from a sandbox breakout vulnerability. This allows attackers to write code which can escape from the VM2 sandbox and execute arbitrary commands on the host system. This issue has been patched in version 3.11.4.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1"]},"scores":[{"cvss_v3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","baseScore":10,"baseSeverity":"CRITICAL"},"products":["CSAFPID-1"]}],"remediations":[{"category":"none_available","details":"No fixed version is published yet. Monitor the upstream advisory.","product_ids":["CSAFPID-1"]}]}]}