What is CVE-2026-63142?

CVE-2026-63142 is a medium-severity vulnerability in Elastic Kibana, classified under Incorrect Authorization. CVSS score: 5.0/10. Published 2026-07-21.

How severe is CVE-2026-63142?

Medium severity. CVSS v3 base score is 5.0 out of 10.

Auth bypass in Elastic Kibana

CVE-2026-63142

Incomplete List of Disallowed Inputs (CWE-184) in Kibana can allow an authenticated attacker with access to the Reporting feature to bypass outbound request restrictions configured by an administrator, causing the reporting service to send…

Vulnerability class: Broken Access Control

CVSS v3 metric

CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N.

Affected products

Elastic Kibana — versions 9.4.0, 8.0.0, 9.0.0

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

security@elastic.co

Frequently asked questions

What is CVE-2026-63142?: CVE-2026-63142 is a medium-severity vulnerability in Elastic Kibana, classified under Incorrect Authorization. CVSS score: 5.0/10. Published 2026-07-21.
How severe is CVE-2026-63142?: Medium severity. CVSS v3 base score is 5.0 out of 10.