{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "8.0.0"
              },
              {
                "fixed": "8.19.14"
              },
              {
                "introduced": "9.0.0"
              },
              {
                "fixed": "9.2.8"
              },
              {
                "introduced": "9.3.0"
              },
              {
                "fixed": "9.3.3"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "1b6a7ece17463df5ff54a3e1302d825889aa1161"
            },
            {
              "fixed": "f9adf4c29021dbda28cae7d9c11924471798723d"
            },
            {
              "introduced": "112859b85d50de2a7e63f73c8fc70b99eea24291"
            },
            {
              "fixed": "cdb2d7a7a46dfe4ef7c3f859b94fb86ba8e652e1"
            },
            {
              "introduced": "17b451d8979a29e31935fe1eb901310350b30e62"
            },
            {
              "fixed": "640408e2dfd2af9fbfe5079e1575f93d8909a5f5"
            }
          ],
          "repo": "https://github.com/elastic/elasticsearch",
          "type": "GIT"
        }
      ]
    },
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "8.0.0"
              },
              {
                "fixed": "8.19.14"
              },
              {
                "introduced": "9.0.0"
              },
              {
                "fixed": "9.2.8"
              },
              {
                "introduced": "9.3.0"
              },
              {
                "fixed": "9.3.3"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "57ca5e139a33dd2eed927ce98d8231a1f217cd15"
            },
            {
              "fixed": "f0f7aa44834eefe7c9cee43c8527588e0e952d54"
            },
            {
              "introduced": "504d6bfa94cca17fabb76e06152c30c4f0c3efdd"
            },
            {
              "fixed": "2484ea8af037aecc848b80cdf39f66b62eb7b5a0"
            },
            {
              "introduced": "30ab63cc0017fe2da7a84fb9b285dd762468802d"
            },
            {
              "fixed": "bf7be757e102e9c064ff7161919d283963c7d93d"
            }
          ],
          "repo": "https://github.com/elastic/kibana",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "elastic",
    "cwe_ids": [
      "CWE-250"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/4xxx/CVE-2026-4498.json",
    "unresolved_ranges": [
      {
        "extracted_events": [
          {
            "introduced": "8.0.0"
          },
          {
            "last_affected": "8.19.13"
          }
        ],
        "source": "AFFECTED_FIELD"
      }
    ]
  },
  "details": "Execution with Unnecessary Privileges (CWE-250) in Kibana’s Fleet plugin debug route handlers can lead reading index data beyond their direct Elasticsearch RBAC scope via Privilege Abuse (CAPEC-122). This requires an authenticated Kibana user with Fleet sub-feature privileges (such as agents, agent policies, and settings management).",
  "id": "CVE-2026-4498",
  "modified": "2026-07-15T01:49:03.850800392Z",
  "published": "2026-04-08T16:38:59.327Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://discuss.elastic.co/t/kibana-8-19-14-9-2-8-9-3-3-security-update-esa-2026-21/385811"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/4xxx/CVE-2026-4498.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-4498"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Execution with Unnecessary Privileges in Kibana Leading to reading index data beyond their direct Elasticsearch RBAC scope"
}