CVE-2026-26935

Improper Input Validation (CWE-20) in the internal Content Connectors search endpoint in Kibana can lead Denial of Service via Input Data Manipulation (CAPEC-153)

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://discuss.elastic.co/t/kibana-8-19-12-9-2-6-9-3-1-security-update-esa-2026-13/385249	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:elastic:kibana::::::::
	cpe:2.3:a:elastic:kibana::::::::
	cpe:2.3:a:elastic:kibana:9.3.0:::::::*

History

17 Jun 2026, 10:26

Type	Values Removed	Values Added
Summary		(es) Inadecuada validación de entrada (CWE-20) en el punto final interno de búsqueda de Content Connectors en Kibana puede conducir a denegación de servicio mediante manipulación de datos de entrada (CAPEC-153)

02 Mar 2026, 15:58

Type	Values Removed	Values Added
CPE		cpe:2.3:a:elastic:kibana:::::::: cpe:2.3:a:elastic:kibana:9.3.0:::::::*
First Time		Elastic Elastic kibana
References	~~() https://discuss.elastic.co/t/kibana-8-19-12-9-2-6-9-3-1-security-update-esa-2026-13/385249 -~~	() https://discuss.elastic.co/t/kibana-8-19-12-9-2-6-9-3-1-security-update-esa-2026-13/385249 - Vendor Advisory

26 Feb 2026, 18:23

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-02-26 18:23

Updated : 2026-06-17 10:26

NVD link : CVE-2026-26935

Mitre link : CVE-2026-26935

CVE.ORG link : CVE-2026-26935

JSON object : View

Products Affected

elastic

kibana

CWE

CWE-20

Improper Input Validation

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