CVE-2026-72644
Uncaught Exception (CWE-248) in Kibana can lead to a denial of service via Input Data Manipulation (CAPEC-153). An authenticated user holding only the low-privileged feature access required to use the Observability AI Assistant can submit a specially crafted request that produces an unhandled error condition, terminating the Kibana process and denying service to all users and spaces on that instance until it is restarted.
- Published Sep 1, 2026
- CVSS 6.5 medium
- 0.4% chance of exploitation in the next 30 days (EPSS)