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Vulnerability DatabaseCVE-2026-26931

CVE-2026-26931: 
Kibana vulnerability analysis and mitigation

Memory Allocation with Excessive Size Value (CWE-789) in the Prometheus remote_write HTTP handler in Metricbeat can lead Denial of Service via Excessive Allocation (CAPEC-130).

Source: NVD

Related Kibana vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2026-26938HIGH7.7
  • KibanaKibana
  • cpe:2.3:a:elastic:kibana
NoYesFeb 26, 2026
CVE-2026-26937HIGH7.5
  • KibanaKibana
  • cpe:2.3:a:elastic:kibana
NoYesFeb 26, 2026
CVE-2026-26940MEDIUM6.5
  • KibanaKibana
  • kibana-8.19
NoYesMar 19, 2026
CVE-2026-26939MEDIUM6.5
  • KibanaKibana
  • kibana-8.19
NoYesMar 19, 2026
CVE-2026-26931MEDIUM5.7
  • KibanaKibana
  • kibana-9.2
NoYesMar 19, 2026

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