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Medium

CVE-2026-16491 CVE Record

Type: advisorySources: Official CVE List

Grafana’s RBAC service ignored the requested folder when checking whether a user was a folder administrator for deleted dashboard listings. A user with dashboard permission-management rights on any folder could therefore be treated as an administrator of every folder. This could expose deleted dashboard items from folders where the user lacked administrative access. The fix requires permission on the specified folder, an ancestor, or a wildcard scope.

Products
Grafana Enterprise, Grafana OSS
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2026-16491
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 14:34 UTC · Revision 1

Source evidence

CVE-2026-16491 CVE Record

core-cve · Original source

Published 27 Oct 2026, 17:21 UTC

Grafana’s RBAC service ignored the requested folder when checking whether a user was a folder administrator for deleted dashboard listings. A user with dashboard permission-management rights on any folder could therefore be treated as an administrator of every folder. This could expose deleted dashboard items from folders where the user lacked administrative access. The fix requires permission on the specified folder, an ancestor, or a wildcard scope.

cve:CVE-2026-16491

Grafana Enterprise

Fixed versions: Not specified

Grafana Enterprise

Fixed versions: Not specified

Grafana OSS

Fixed versions: Not specified

Complete source record
{
  "id": "1032a95511e7698dc10e0cc0cf32038e9a2f08265fa9d81d11c372bbdbd03ce2",
  "url": "https://www.cve.org/CVERecord?id=CVE-2026-16491",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-16491 CVE Record",
    "summary": "Grafana’s RBAC service ignored the requested folder when checking whether a user was a folder administrator for deleted dashboard listings. A user with dashboard permission-management rights on any folder could therefore be treated as an administrator of every folder. This could expose deleted dashboard items from folders where the user lacked administrative access. The fix requires permission on the specified folder, an ancestor, or a wildcard scope.",
    "evidence": "cve:CVE-2026-16491",
    "products": [
      {
        "name": {
          "value": "Grafana Enterprise",
          "evidence": "/containers/cna/affected/0/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      },
      {
        "name": {
          "value": "Grafana Enterprise",
          "evidence": "/containers/cna/affected/1/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      },
      {
        "name": {
          "value": "Grafana OSS",
          "evidence": "/containers/cna/affected/2/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-16491",
      "aliases": [
        "CVE-2026-16491"
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "version": "3.1",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N"
          }
        }
      ],
      "affected": [
        {
          "vendor": "Grafana",
          "product": "Grafana Enterprise",
          "versions": [
            {
              "status": "affected",
              "version": "13.0.0",
              "versionType": "semver",
              "lessThanOrEqual": "13.0.4"
            },
            {
              "status": "affected",
              "version": "13.1.0",
              "versionType": "semver",
              "lessThanOrEqual": "13.1.1"
            }
          ],
          "defaultStatus": "unaffected"
        },
        {
          "vendor": "Grafana",
          "product": "Grafana Enterprise",
          "versions": [
            {
              "status": "affected",
              "version": "13.0.0",
              "versionType": "semver",
              "lessThanOrEqual": "13.1.0"
            }
          ],
          "platforms": [
            "Windows",
            "Linux",
            "macOS"
          ],
          "defaultStatus": "unaffected"
        },
        {
          "vendor": "Grafana",
          "product": "Grafana OSS",
          "versions": [
            {
              "status": "affected",
              "version": "13.0.0",
              "versionType": "semver",
              "lessThanOrEqual": "13.1.1"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ],
      "modified": "2026-10-27T17:21:38.467Z",
      "provider": "cve",
      "references": [
        "https://grafana.com/security/security-advisories/cve-2026-16491"
      ],
      "provider_metadata": {
        "cna": {
          "orgId": "57da9224-a3e2-4646-9d0e-c4dc2e05e7da",
          "shortName": "GRAFANA",
          "dateUpdated": "2026-10-27T17:21:38.467Z"
        }
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-16491",
        "evidence": "/cveMetadata/cveId"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/containers/cna/metrics"
  },
  "source_id": "core-cve",
  "document_id": 394486,
  "published_at": "2026-10-27T17:21:38.467+00:00"
}