CVE-2026-26938

Improper Neutralization of Special Elements Used in a Template Engine in Kibana Workflows Leading to Server-Side Request Forgery (SSRF)

State: Published
Severity: 8.6 High
Published: Feb 26, 2026
Updated: Feb 27, 2026
Reserved: Feb 16, 2026

Read the record on cve.org

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.

Scores

CVSS	Score	Vector	Source
3.1	8.6 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N	elastic

Weaknesses

CWE-1336 Improper Neutralization of Special Elements Used in a Template Engine

Affected Products

Product	Versions
KibanaElastic	9.3.0 through 9.3.0Affected

References

https://discuss.elastic.co/t/kibana-9-3-1-security-update-esa-2026-17/385253

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.