CVE-2026-26936

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. 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 Exponential Blowup (CAPEC-492).

4.9 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.2 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://discuss.elastic.co/t/kibana-8-19-11-9-2-5-security-update-esa-2026-14/385250 Vendor Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*
cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*
History

02 Mar 2026, 16:01

Type Values Removed Values Added
References () https://discuss.elastic.co/t/kibana-8-19-11-9-2-5-security-update-esa-2026-14/385250 - () https://discuss.elastic.co/t/kibana-8-19-11-9-2-5-security-update-esa-2026-14/385250 - Vendor Advisory
First Time Elastic
Elastic kibana
CPE cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*

26 Feb 2026, 18:23

Type Values Removed Values Added
New CVE
Information

Published : 2026-02-26 18:23

Updated : 2026-03-02 16:01

NVD link : CVE-2026-26936

Mitre link : CVE-2026-26936

CVE.ORG link : CVE-2026-26936

JSON object : View

Products Affected

elastic

  • kibana
CWE
CWE-1333

Inefficient Regular Expression Complexity