BIT-elk-2026-63261

vendorUSosv

Uncontrolled Resource Consumption in Kibana Leading to Denial of Service

view advisory published 2026-07-28Licence: per source

Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to denial of service via Excessive Allocation (CAPEC-130). A low-privileged authenticated user can send a specially crafted request to a Kibana machine learning feature, causing the server to exhaust available memory and become unavailable to all users.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2026-63261US	—	0.47% (41st)	—	2026-07-21
Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to denial of service via Excessive Allocation (CAPEC-130). A low-privileged authenticated user can send a specially c…

references

External citations — patches, advisories, analysis.

https://discuss.elastic.co/t/kibana-8-19-19-9-3-8-9-4-4-security-update-esa-2026-72/388575ADVISORY
https://nvd.nist.gov/vuln/detail/CVE-2026-63261WEB

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