Name: CVE-2026-26936: Inefficient Regular Expression Complexity
Creator: Rapid7
Published: 2026-02-26T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2026-26936, CVSS 4.9, EPSS 0.00036

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).

CVSS Details

CVSS 3.1 Base Score: 4.9
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Elastic Kibana	—	Upgrade Elastic Kibana to the latest version	Mar 3, 2026	Feb 26, 2026

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CVSS Details

Covered by Rapid7

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