What is GHSA-hxrh-j3c9-q5w4?

GHSA-hxrh-j3c9-q5w4 is a security advisory published by GitHub Security Advisories with Medium severity. Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to denial of service via Excessive...

Which CVE IDs does GHSA-hxrh-j3c9-q5w4 cover?

GHSA-hxrh-j3c9-q5w4 covers the following CVE IDs: CVE-2026-63139. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-hxrh-j3c9-q5w4?

GHSA-hxrh-j3c9-q5w4 has a CVSS v3 base score of 6.5, published by GitHub Security Advisories.

GHSA-hxrh-j3c9-q5w4MediumCVSS 6.5

Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to denial of service via Excessive...

Vendor

GitHub Security Advisories

Published

July 21, 2026

Last Modified

July 21, 2026

🔗 CVE IDs covered (1)

CVE-2026-63139 →

📋 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.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-63139
https://discuss.elastic.co/t/kibana-8-19-19-9-3-8-9-4-4-security-update-esa-2026-63/388560
https://github.com/advisories/GHSA-hxrh-j3c9-q5w4