CVE-2026-63262

MEDIUM

Published Jul 22, 2026 CWE-862

Description

Missing Authorization (CWE-862) in Kibana can lead to unauthorized cross-space information disclosure via user-supplied input that circumvents space-level access control.

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CVSS v3.1 Score

4.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Weakness Type (CWE)

CWE-862 Missing Authorization

References

Other References

https://discuss.elastic.co/t/kibana-9-4-4-security-update-esa-2026-73/388576

Frequently Asked Questions

What is CVE-2026-63262? +

Missing Authorization (CWE-862) in Kibana can lead to unauthorized cross-space information disclosure via user-supplied input that circumvents space-level access control. It has a CVSS v3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2026-63262? +

CVE-2026-63262 has a CVSS v3.1 score of 4.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2026-63262? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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