Denial of Service Vulnerability in Kibana by Elastic
CVE-2026-49087

6.5MEDIUM

Key Information:

Vendor

Elastic
Status
Kibana
Vendor
CVE Published:
1 July 2026

What is CVE-2026-49087?

A vulnerability in Kibana allows an authenticated user to send a specially crafted bulk deletion request, resulting in excessive resource consumption. This may lead to a denial of service, causing Kibana to become unavailable. This flaw is categorized as an allocation of resources without limits or throttling, allowing for the potential disruption of service to legitimate users.

Affected Version(s)

Kibana 9.0.0 <= 9.3.3

Kibana 8.0.0 <= 8.19.14

References

https://discuss.elastic.co/t/kibana-8-19-15-9-3-4-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

.