Vulnerability · Published Jul 1, 2026 · Assigned by elastic

CVE-2026-49087Allocation of Resources Without Limits or Throttling in Kibana Leading to Denial of Service

Medium 6.5

In plain English

A medium-severity resource allocation without limits in Kibana from Elastic. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 41% of all known vulnerabilities).

Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.5%top 59.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

VendorProductVersions
Elastic Kibana 9.0.0 – through 9.3.38.0.0 – through 8.19.14

Weakness: CWE-770 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References