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.
History

Mon, 02 Mar 2026 16:00:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*
cpe:2.3:a:elastic:kibana:9.3.0:*:*:*:*:*:*:*

Sat, 28 Feb 2026 03:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 27 Feb 2026 09:15:00 +0000

Type Values Removed Values Added
First Time appeared Elastic
Elastic kibana
Vendors & Products Elastic
Elastic kibana

Thu, 26 Feb 2026 17:30:00 +0000

Type Values Removed Values Added
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.
Title Improper Validation of Specified Quantity in Input in Kibana Leading to Denial of Service
Weaknesses CWE-1284
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: elastic

Published: 2026-02-26T17:03:17.242Z

Updated: 2026-02-26T18:28:11.925Z

Reserved: 2026-02-16T16:42:05.773Z

Link: CVE-2026-26934

cve-icon Vulnrichment

Updated: 2026-02-26T17:53:32.864Z

cve-icon NVD

Status : Analyzed

Published: 2026-02-26T18:23:07.647

Modified: 2026-03-02T15:59:55.850

Link: CVE-2026-26934

cve-icon Redhat

No data.