CVE-2026-26938Improper Neutralization of Special Elements Used in a Template Engine in Kibana

Severity
7.7HIGHNVD
CNA8.6
EPSS
0.1%
top 82.00%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedFeb 26

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:NExploitability: 3.1 | Impact: 4.0

Affected Packages2 packages

CVEListV5elastic/kibana9.3.09.3.0
NVDelastic/kibana9.3.0

🔴Vulnerability Details

2
CVEList
Improper Neutralization of Special Elements Used in a Template Engine in Kibana Workflows Leading to Server-Side Request Forgery (SSRF)2026-02-26
GHSA
GHSA-9674-77c9-4xpr: Improper Neutralization of Special Elements Used in a Template Engine (CWE-1336) exists in Workflows in Kibana which could allow an attacker to read a2026-02-26

🕵️Threat Intelligence

1
Wiz
CVE-2026-26938 Impact, Exploitability, and Mitigation Steps | Wiz
CVE-2026-26938 — Elastic Kibana vulnerability | cvebase