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CVE-2026-9248

Status: AnalyzedLow (2.6)—

Authorization bypass in the entry duplication feature in Devolutions Server allows an authenticated user with write access to any vault to copy documentation and attachments from an entry in a vault they cannot access via a crafted save request.

This issue affects :

Technical details traces, logs and code from the original report
  *  Devolutions Server 2026.1.6.0 through 2026.1.16.0
  *  Devolutions Server 2025.3.20.0 and earlier

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Devolutions — Devolutions Server

CWEs

References

Raw JSON (NVD)

Show
{
  "id": "CVE-2026-9248",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-9248",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-05-22T16:56:40.752057Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 2.6,
          "attackVector": "NETWORK",
          "baseSeverity": "LOW",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "REQUIRED",
          "attackComplexity": "HIGH",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 1.2
      }
    ]
  },
  "affected": [
    {
      "source": "security@devolutions.net",
      "affectedData": [
        {
          "vendor": "Devolutions",
          "product": "Server",
          "versions": [
            {
              "status": "affected",
              "version": "2026.1.6.0",
              "versionType": "custom",
              "lessThanOrEqual": "2026.1.16.0"
            },
            {
              "status": "affected",
              "version": "0",
              "versionType": "custom",
              "lessThanOrEqual": "2025.3.20.0"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2026-05-22T16:16:25.860",
  "references": [
    {
      "url": "https://devolutions.net/security/advisories/DEVO-2026-0013/",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@devolutions.net"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security@devolutions.net",
      "description": [
        {
          "lang": "en",
          "value": "CWE-639"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Authorization bypass in the entry duplication feature in Devolutions Server allows an authenticated user with write access to any vault to copy documentation and attachments from an entry in a vault they cannot access via a crafted save request.\n\nThis issue affects :\n\n  *  Devolutions Server 2026.1.6.0 through 2026.1.16.0\n  *  Devolutions Server 2025.3.20.0 and earlier"
    },
    {
      "lang": "es",
      "value": "Omisión de autorización en la función de duplicación de entradas en Devolutions Server permite a un usuario autenticado con acceso de escritura a cualquier bóveda copiar documentación y archivos adjuntos de una entrada en una bóveda a la que no pueden acceder mediante una solicitud de guardado manipulada.\n\nEste problema afecta a:\n\n  *  Devolutions Server 2026.1.6.0 hasta 2026.1.16.0\n  *  Devolutions Server 2025.3.20.0 y versiones anteriores"
    }
  ],
  "lastModified": "2026-07-23T16:10:00.137",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:devolutions:devolutions_server:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "6E689234-ABCB-49B5-AD17-00C2E2FC3B11",
              "versionEndExcluding": "2025.3.22.0"
            },
            {
              "criteria": "cpe:2.3:a:devolutions:devolutions_server:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "02811CA7-5B80-47D7-B826-18B3CB1213E9",
              "versionEndExcluding": "2026.1.19.0",
              "versionStartIncluding": "2026.1.6.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@devolutions.net"
}