CVE-2026-49093

MEDIUM

Server-Side Request Forgery (SSRF) in Kibana Leading to Unauthorized Network Access

Title source: cna

Description

Server-Side Request Forgery (CWE-918) in Kibana can allow an authenticated user with connector management privileges to bypass the operator-configured connector allowlist, causing the Kibana server to issue outbound requests to destinations the egress controls were intended to block.

References (1)

Core 1

Core References

https://discuss.elastic.co/t/kibana-9-3-3-security-update-esa-2026-40/386562

Scores

CVSS v3 6.3

EPSS 0.0018

EPSS Percentile 7.8%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-918

Status published

Products (2)

Elastic/Kibana 9.3.0 - 9.3.2

elastic/kibana 9.3.0 - 9.3.3

Published May 28, 2026

Tracked Since May 29, 2026