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CVE-2026-0530

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Date: January 13, 2026

Allocation of Resources Without Limits or Throttling (CWE-770) in Kibana Fleet can lead to Excessive Allocation (CAPEC-130) via a specially crafted request. This causes the application to perform redundant processing operations that continuously consume system resources until service degradation or complete unavailability occurs.

Severity Score

Related Resources (3)

https://discuss.elastic.co/t/kibana-8-19-10-9-1-10-9-2-4-security-update-esa-2026-03/384521
https://nvd.nist.gov/vuln/detail/CVE-2026-0530
https://www.mend.io/vulnerability-database/CVE-2026-0530

Severity Score

Weakness Type (CWE)

Allocation of Resources Without Limits or Throttling

CWE-770

Top Fix

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Upgrade Version

Upgrade to version https://github.com/elastic/kibana.git - v8.19.10;https://github.com/elastic/kibana.git - v9.1.10;https://github.com/elastic/kibana.git - v9.2.4

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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