CyberRota Analysis
This is a medium severity vulnerability with a CVSS score of 6.5. Exploitation may require the attacker to be authenticated. It may lead to a denial-of-service condition.
CVE
CVE-2026-42400
Severity
MEDIUM
CVSS
6.5
EPSS
0.33%
Original NVD Description
Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to denial of service via Excessive Allocation (CAPEC-130). An authenticated user can send a specially crafted compressed request payload that is processed prior to authorization checks, causing excessive memory and CPU resource consumption that can result in a Kibana instance becoming unresponsive or crashing.
Related CVEs
Other vulnerabilities affecting the same vendor(s)