{"id":"elastic-security-3571828bc3a7","seq":2810,"kind":"advisory","title":"Kibana 9.4.0 Security Update (ESA-2026-191)","url":"https://discuss.elastic.co/t/kibana-9-4-0-security-update-esa-2026-191/390864","permalink":"https://vulnpulse.app/items/elastic-security-3571828bc3a7","summary":"Missing Authorization in Kibana Leading to Information Disclosure Missing Authorization (CWE-862) in Kibana can lead to information disclosure via Accessing Functionality Not Properly Constrained by ACLs (CAPEC-1). An internal API surface within the Metrics Experience feature did not enforce a Kibana-level authorization check that an equivalent, related API in the same feature did enforce. As a result, a user who held only data-store-level read access to an index, but no corresponding Kibana feature privilege, could retrieve index-derived metric data through Kibana that the properly-authorize…","severity":null,"techs":["elasticsearch"],"cves":[],"tags":["security"],"source":{"id":"elastic-security","name":"Elastic Security Announcements"},"published_at":"2026-10-06T18:42:33.000Z","fetched_at":"2026-10-21T16:17:47.217Z"}