CVE-2026-26940 | Elastic Kibana up to 8.19.12/9.2.6/9.3.1 Timelion Visualization Plugin improper validation of specified quantity in input

A vulnerability was found in Elastic Kibana up to 8.19.12/9.2.6/9.3.1. It has been classified as problematic. Impacted is an unknown function of the component Timelion Visualization Plugin. Performing a manipulation results in improper validation of specified quantity in input.

This vulnerability is identified as CVE-2026-26940. The attack can be initiated remotely. There is not any exploit available.