{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-64393", "assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "state": "PUBLISHED", "assignerShortName": "hackerone", "dateReserved": "2025-10-31T15:00:01.447Z", "datePublished": "2026-10-07T08:48:49.509Z", "dateUpdated": "2026-10-07T08:48:49.509Z"}, "containers": {"cna": {"descriptions": [{"lang": "en", "value": "This vulnerability in Veeam Backup & Replication allows a Backup Viewer to execute arbitrary code as SYSTEM on the backup server."}], "affected": [{"defaultStatus": "unaffected", "vendor": "Veeam", "product": "Backup and Replication", "versions": [{"version": "12", "status": "affected", "lessThan": "12.3.2.4934", "versionType": "semver"}]}], "references": [{"url": "https://www.veeam.com/KB4934"}], "metrics": [{"cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H", "baseScore": 9.4, "baseSeverity": "CRITICAL"}}], "problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "cweId": "CWE-502", "description": "CWE-502 Deserialization of Untrusted Data"}]}], "credits": [{"lang": "en", "value": "Nhien Pham (@nhienit) of Galaxy One", "type": "finder"}], "providerMetadata": {"orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "shortName": "hackerone", "dateUpdated": "2026-10-07T08:48:49.509Z"}}}}

{}

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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[12,12.3.2.4934)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Backup and Replication", "source": "cna", "vendor": "Veeam"}, "product": "backup_and_replication", "vendor": "veeam"}], "created": "2026-10-07T10:30:14.976488+00:00", "updated": "2026-10-07T10:30:14.976519+00:00", "vendors": ["veeam", "veeam$PRODUCT$backup_and_replication"]}