CVE-2026-49087

MEDIUM

Allocation of Resources Without Limits or Throttling in Kibana Leading to Denial of Service

Title source: cna

Description

Allocation of Resources Without Limits or Throttling (CWE-770) in Kibana can lead to a denial of service via Excessive Allocation (CAPEC-130). An authenticated user can submit a specially crafted bulk deletion request that causes excessive resource consumption, which may render Kibana unavailable.

References (1)

Core 1

Core References

https://discuss.elastic.co/t/kibana-8-19-15-9-3-4-security-update-esa-2026-49

Scores

CVSS v3 6.5

EPSS 0.0025

EPSS Percentile 16.3%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-770

Status published

Products (3)

Elastic/Kibana 8.0.0 - 8.19.14

elastic/kibana 8.0.0 - 8.19.15

Elastic/Kibana 9.0.0 - 9.3.3

Published Jul 01, 2026

Tracked Since Jul 01, 2026