Denial of Service Vulnerability in Kibana by Elastic
CVE-2026-26937

6.5MEDIUM

Key Information:

Vendor

Elastic
Status
Kibana
Vendor
CVE Published:
26 February 2026

What is CVE-2026-26937?

The Timelion component in Kibana is susceptible to a vulnerability that allows for uncontrolled resource consumption. This can lead to a Denial of Service (DoS) condition as attackers manipulate input data, potentially overwhelming the application's processing capacity. Prompt remediation is essential to secure affected versions and maintain service availability.

Affected Version(s)

Kibana 9.0.0 <= 9.2.4

Kibana 8.0.0 <= 8.19.10

References

https://discuss.elastic.co/t/kibana-8-19-11-9-2-5-securit...

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.