SEPTEMBER 7, 2026
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Case File

CVE-2026-63139

MEDIUM · CVSS 6.5 EPSS 0.27% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-07-21 · Last synced 2026-08-20

CyberRota Analysis

AI-Generated

Kibana's Canvas functionality is vulnerable to an uncontrolled resource consumption issue, allowing an authenticated low-privileged user to send a specially crafted request that can lead to denial of service by terminating the Kibana server process. This vulnerability can disrupt service for all users of the affected instance. Organizations using Kibana, especially those with low-privileged user access, should prioritize remediation to prevent potential service outages.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-63139
Severity
MEDIUM
CVSS
6.5
EPSS
0.27%

Original NVD Description

Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to denial of service via Excessive Allocation (CAPEC-130). An authenticated low-privileged user can exploit an uncontrolled resource consumption vulnerability in Kibana's Canvas functionality by sending a specially crafted request, causing the Kibana server process to terminate and resulting in a denial of service for all users of the affected Kibana instance.

Related CVEs

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