CVE-2026-26936

published 2026-02-26

CVE-2026-26936: Inefficient Regular Expression Complexity (CWE-1333) in the AI Inference Anonymization Engine in Kibana can lead Denial of Service via Regular Expression…

Priority P3 36 high 7.5 CVSS 3.1

AV N AC L PR N UI N S U C N I N A H

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).

Affected

4 ranges

Vendor	Product	Version range	Fixed in
elastic	kibana	>= 8.0.0 < 8.19.11	8.19.11
elastic	kibana	8.0.0 – 8.19.10	—
elastic	kibana	>= 9.0.0 < 9.2.5	9.2.5
elastic	kibana	9.0.0 – 9.2.4	—

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CWE-1333