CVE-2026-26936
Medium
Description
Inefficient Regular Expression Complexity (CWE-1333) in the AI Inference Anonymization Engine in Kibana can lead Denial of Service via Regular Expression Exponential Blowup (CAPEC-492).
SeverityMedium
CVSS4.9
Exploit probability—
Product
Elastic Kibana
PublishedFeb 26, 2026
First seenFeb 26, 2026
Weakness typeCWE-1333CWE-1333
How to fix
Update
- elastic kibana8.19.11, 9.2.5 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| elastic kibana | 8.0.0 ≤ v < 8.19.11, 9.0.0 ≤ v < 9.2.5 | 8.19.11, 9.2.5 |
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