Description

Improper Validation of Specified Quantity in Input (CWE-1284) in Kibana can allow an authenticated attacker with view-only privileges to cause a Denial of Service via Input Data Manipulation (CAPEC-153). An attacker can send a specially crafted, malformed payload causing excessive resource consumption and resulting in Kibana becoming unresponsive or crashing.

INFO

Published Date :

2026-02-26T17:03:17.242Z

Last Modified :

2026-02-26T18:28:11.925Z

Source :

elastic
AFFECTED PRODUCTS

The following products are affected by CVE-2026-26934 vulnerability.

Vendors Products
Elastic
  • Kibana
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-26934.

URL Resource
https://discuss.elastic.co/t/kibana-8-19-12-9-2-6-9-3-1-security-update-esa-2026-12/385248 cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact