{"id":"BIT-elk-2026-4498","summary":"Execution with Unnecessary Privileges in Kibana Leading to reading index data beyond their direct Elasticsearch RBAC scope","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).","aliases":["BIT-kibana-2026-4498","CVE-2026-4498"],"modified":"2026-09-08T08:47:21.942068435Z","published":"2026-04-13T05:38:40.214Z","database_specific":{"severity":"High","cpes":["cpe:2.3:a:elasticsearch:kibana:*:*:*:*:*:node.js:*:*"]},"references":[{"type":"ADVISORY","url":"https://discuss.elastic.co/t/kibana-8-19-14-9-2-8-9-3-3-security-update-esa-2026-21/385811"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-4498"}],"affected":[{"package":{"name":"elk","ecosystem":"Bitnami","purl":"pkg:bitnami/elk"},"ranges":[{"type":"SEMVER","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"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/elk/BIT-elk-2026-4498.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N"}]}],"schema_version":"1.9.0"}