CVE-2026-49092

Unintended Proxy or Intermediary ('Confused Deputy') (CWE-441) in Kibana can lead to unauthorized information exposure via Accessing Functionality Not Properly Constrained by ACLs (CAPEC-1). Under certain conditions, a lower-privileged user can cause data from sources they are not authorized to access to be processed using another user's privileges.

CVSS v3 4.3 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://discuss.elastic.co/t/kibana-9-4-3-security-update-esa-2026-54/388553	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*

History

24 Oct 2026, 19:10

Type	Values Removed	Values Added
Summary		(es) Proxy o intermediario no intencionado (’Diputado Confundido’) (CWE-441) en Kibana puede conducir a la exposición no autorizada de información a través de Acceso a Funcionalidad No Restringida Adecuadamente por ACLs (CAPEC-1). Bajo ciertas condiciones, un usuario con privilegios inferiores puede hacer que datos de fuentes a las que no está autorizado a acceder sean procesados utilizando los privilegios de otro usuario.

Information

Published : 2026-07-21 20:17

Updated : 2026-10-24 19:10

NVD link : CVE-2026-49092

Mitre link : CVE-2026-49092

CVE.ORG link : CVE-2026-49092

JSON object : View

Products Affected

elastic

kibana

CWE

CWE-863

Incorrect Authorization

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