BIT-elk-2026-26936

vendorUSosv

Inefficient Regular Expression Complexity in Kibana Leading to Denial of Service

view advisory published 2026-03-03Licence: per source

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).

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2026-26936US	high7.5	0.37% (31st)	—	2026-02-26
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-…

references

External citations — patches, advisories, analysis.

https://discuss.elastic.co/t/kibana-8-19-11-9-2-5-security-update-esa-2026-14/385250ADVISORY
https://nvd.nist.gov/vuln/detail/CVE-2026-26936WEB

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