CVE-2026-78606 — Incorrect Authorization in Kibana Leading to Unauthorized Disclosure, Modification, and Deletion of Data
Incorrect Authorization (CWE-863) in Kibana can lead to unauthorized disclosure, modification, and deletion of data via Accessing Functionality Not Properly Constrained by ACLs …
Published: 2026-09-01 · CVSS: 4.2 · CVSS 3.1
Incorrect Authorization (CWE-863) in Kibana can lead to unauthorized disclosure, modification, and deletion of data via Accessing Functionality Not Properly Constrained by ACLs (CAPEC-1). Where two authenticated principals originating from different authentication realms share the same username value, one could read, modify, and delete the other's private Elastic AI Assistant Knowledge Base entries.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7