CVE-2026-108140 (GCVE-0-2026-108140)
Vulnerability from cvelistv5
Published
2026-10-27 16:16
Modified
2026-10-27 16:16
Severity ?
5.9 (Medium) - 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
CWE
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.
References
Impacted products
Vendor Product Version
Veeam Backup and Replication Version: 13.0   ≤
Version: 13.1   ≤
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Backup and Replication",
          "vendor": "Veeam",
          "versions": [
            {
              "lessThan": "13.0.3",
              "status": "affected",
              "version": "13.0",
              "versionType": "semver"
            },
            {
              "lessThan": "13.1.2",
              "status": "affected",
              "version": "13.1",
              "versionType": "semver"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "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."
        }
      ],
      "metrics": [
        {
          "cvssV4_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",
            "version": "4.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-22",
              "description": "CWE-22 Path Traversal",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-27T16:16:58.797Z",
        "orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
        "shortName": "hackerone"
      },
      "references": [
        {
          "url": "https://www.veeam.com/kb4948"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
    "assignerShortName": "hackerone",
    "cveId": "CVE-2026-108140",
    "datePublished": "2026-10-27T16:16:58.797Z",
    "dateReserved": "2026-10-09T15:00:00.772Z",
    "dateUpdated": "2026-10-27T16:16:58.797Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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