{"id":"BIT-elk-2026-72662","summary":"Authorization Bypass Through User-Controlled Key in Kibana Leading to Unauthorized Disclosure, Modification, and Deletion of Data","details":"Authorization Bypass Through User-Controlled Key (CWE-639) in Kibana can lead to unauthorized disclosure, modification, and deletion of data via Accessing Functionality Not Properly Constrained by ACLs (CAPEC-1). An authenticated user granted the Timeline feature privilege in a Kibana space could enumerate, read, modify, and delete draft Timeline objects belonging to other users in the same space. Read access is sufficient for enumeration and disclosure; the Timeline write privilege is required for modification and deletion.","aliases":["BIT-kibana-2026-72662","CVE-2026-72662"],"modified":"2026-10-01T10:11:17.988983578Z","published":"2026-10-01T09:24:43.308Z","database_specific":{"severity":"Medium","cpes":["cpe:2.3:a:elasticsearch:kibana:*:*:*:*:*:node.js:*:*"]},"references":[{"type":"WEB","url":"https://discuss.elastic.co/t/kibana-8-19-22-9-4-6-security-update-esa-2026-103/390679"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-72662"}],"affected":[{"package":{"name":"elk","ecosystem":"Bitnami","purl":"pkg:bitnami/elk"},"ranges":[{"type":"SEMVER","events":[{"introduced":"8.0.0"},{"fixed":"8.19.22"},{"introduced":"9.0.0"},{"fixed":"9.4.6"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/elk/BIT-elk-2026-72662.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L"}]}],"schema_version":"1.9.0"}