EUVD-2026-69559
GHSA-8r9q-rphm-9v9p
Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Network-reachable endpoint, low complexity, requires authenticated user; only availability is impacted with no scope change.
Primary rating from Vendor (elastic).
CVSS VectorVendor: elastic
Lifecycle Timeline
2DescriptionCVE.org
Allocation of Resources Without Limits or Throttling (CWE-770) in Kibana can lead to a denial of service via Excessive Allocation (CAPEC-130). An authenticated user can submit a specially crafted request that causes excessive resource consumption, which may render Kibana unavailable.
AnalysisAI
Unthrottled resource allocation in Kibana allows an authenticated network user to submit a specially crafted request that drives excessive server-side resource consumption, potentially rendering the Kibana dashboard fully unavailable. Reported by Elastic and addressed in ESA-2026-48, the vulnerability is classified under CWE-770 and maps to the CAPEC-130 excessive allocation attack pattern. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires a valid Kibana user account at any privilege level (CVSS PR:L). … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 3.1 base score of 6.5 with vector AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H is internally consistent and accurately reflects the threat model: network-reachable, low complexity, but requiring a valid Kibana login (PR:L), with availability as the sole impact. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Vendor-released patch: Kibana 8.19.19 (for 8.x deployments) and 9.3.5 (for 9.x deployments). … Detailed patch versions, workarounds, and compensating controls in full report. |
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Same technique Denial Of Service
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External POC / Exploit Code
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