Unrated severityNVD Advisory· Published Jul 21, 2026· Updated Jul 22, 2026
Uncontrolled Resource Consumption in Kibana Leading to Denial of Service
CVE-2026-63139
Description
Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to denial of service via Excessive Allocation (CAPEC-130). An authenticated low-privileged user can exploit an uncontrolled resource consumption vulnerability in Kibana's Canvas functionality by sending a specially crafted request, causing the Kibana server process to terminate and resulting in a denial of service for all users of the affected Kibana instance.
Affected products
3- osv-coords2 versions
>= 8.0.0, < 8.19.19+ 1 more
- (no CPE)range: >= 8.0.0, < 8.19.19
- (no CPE)range: >= 8.0.0, < 8.19.19
Patches
Vulnerability mechanics
References
1News mentions
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