Security Advisory

CVE-2026-78581

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-08-25 13:08:11
Last updated 2026-08-25 14:51:53
Assigner elastic
CVSS score 4.2
State PUBLISHED

Description

Authorization Bypass Through User-Controlled Key (CWE-639) in Kibana can lead to unauthorized data modification via Accessing Functionality Not Properly Constrained by ACLs (CAPEC-1). Under certain conditions, an authenticated user could reference another user's AI Assistant conversation identifier to access or modify a conversation they do not own. Successful exploitation requires knowledge of a hard-to-guess identifier.