Kibana 8.19.22, 9.4.7, 9.5.3 Security Update (ESA-2026-139)

Missing Authorization in Kibana Leading to Unauthorized Deletion of Data Missing Authorization (CWE-862) in Kibana can lead to unauthorized deletion of data via Exploiting Incorrectly Configured Access Control Security Levels (CAPEC-180). An authenticated user holding Synthetics privileges scoped to a single Kibana space could permanently delete Synthetics monitors that are shared into spaces they have no access to. Where a monitor is associated with a private location, the same operation also destroys the underlying Elastic Agent integration configuration without the authorization checks tha…

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