CVE-2026-26936 — Inefficient Regular Expression Complexity in Kibana Leading to Denial of Service

CVE-2026-26936

Inefficient Regular Expression Complexity in Kibana Leading to Denial of Service PUBLISHED

Description (CNA)

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 (CNA)

Vendor / product	Versions
Elastic / Kibana	affected 9.0.0 through 9.2.4; affected 8.0.0 through 8.19.10

CWE

CWE-1333

References

https://discuss.elastic.co/t/kibana-8-19-11-9-2-5-security-update-esa-2026-14/385250

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.