Backup and Replication — security advisory

{
  "id": "76290d737fe7f354958596911d047ffb83b2f8b713d24d946d259a2bb35d28d5",
  "url": "https://www.cve.org/CVERecord?id=CVE-2026-108141",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-108141",
    "summary": "A vulnerability allowing an authenticated user with the Restore Operator role, who also controls the contents of a backed-up NAS share, to write attacker-controlled files to an arbitrary path on the backup server through relative path traversal.",
    "evidence": "cve:CVE-2026-108141",
    "products": [
      {
        "name": {
          "value": "Backup and Replication",
          "evidence": "/containers/cna/affected/0/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-108141",
      "aliases": [
        "CVE-2026-108141"
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "version": "4.0",
            "baseScore": 5.9,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N"
          }
        }
      ],
      "affected": [
        {
          "vendor": "Veeam",
          "product": "Backup and Replication",
          "versions": [
            {
              "status": "affected",
              "version": "13.0",
              "lessThan": "13.0.3",
              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "13.1",
              "lessThan": "13.1.2",
              "versionType": "semver"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ],
      "modified": "2026-10-27T16:16:58.971Z",
      "provider": "cve",
      "references": [
        "https://www.veeam.com/kb4948"
      ],
      "provider_metadata": {
        "cna": {
          "orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
          "shortName": "hackerone",
          "dateUpdated": "2026-10-27T16:16:58.971Z"
        }
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-108141",
        "evidence": "/cveMetadata/cveId"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/containers/cna/metrics"
  },
  "source_id": "core-cve",
  "document_id": 394450,
  "published_at": "2026-10-27T16:16:58.971+00:00"
}