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CVE-2026-26938

High

Description

Improper Neutralization of Special Elements Used in a Template Engine (CWE-1336) exists in Workflows in Kibana which could allow an attacker to read arbitrary files from the Kibana server filesystem, and perform Server-Side Request Forgery (SSRF) via Code Injection (CAPEC-242). This requires an authenticated user who has the workflowsManagement:executeWorkflow privilege.

SeverityHigh
CVSS8.6
Exploit probability—
ProductElastic Kibana
PublishedFeb 26, 2026
First seenFeb 26, 2026
Weakness typeCWE-1336CWE-1336

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
elastic kibana9.3.0—

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