CVE-2026-26938
Improper Neutralization of Special Elements Used in a Template Engine in Kibana Workflows Leading to Server-Side Request Forgery (SSRF)
7.7
HIGH
CVSS 3.1
EPSS 0.25%
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.
How to fix CVE-2026-26938
To remediate CVE-2026-26938, upgrade the affected package to a fixed version below.
- —upgrade to 9.3.1 or later
- —upgrade to 9.3.1 or later
Is CVE-2026-26938 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- >= 9.3.0, < 9.3.1
- >= 9.3.0, < 9.3.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.7 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N |