6.5

CVE-2026-26934

Improper Validation of Specified Quantity in Input in Kibana Leading to Denial of Service

Improper Validation of Specified Quantity in Input (CWE-1284) in Kibana can allow an authenticated attacker with view-only privileges to cause a Denial of Service via Input Data Manipulation (CAPEC-153). An attacker can send a specially crafted, malformed payload causing excessive resource consumption and resulting in Kibana becoming unresponsive or crashing.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Elastic ≫ Kibana Version >= 8.18.0 < 8.19.12
Elastic ≫ Kibana Version >= 9.0.0 < 9.2.6
Elastic ≫ Kibana Version 9.3.0
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.28% 0.19
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
security@elastic.co 6.5 2.8 3.6
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-1284 Improper Validation of Specified Quantity in Input

The product receives input that is expected to specify a quantity (such as size or length), but it does not validate or incorrectly validates that the quantity has the required properties.

https://discuss.elastic.co/t/kibana-8-19-12-9-2-6-9-3-1-security-update-esa-2026-12/385248
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