CVE-2026-63138

Improper Neutralization of Special Elements in Data Query Logic in Kibana Leading to Information Disclosure

State: Published
Severity: 6.5 Medium
Published: Sep 1, 2026
Updated: Sep 1, 2026
Reserved: Jul 15, 2026

Description

Improper Neutralization of Special Elements in Data Query Logic (CWE-943) in Kibana can lead to information disclosure via NoSQL Injection (CAPEC-676). An authenticated user with access to the affected query functionality could submit specially crafted input that alters the intended query logic, returning data the user is not authorized to read.

Scores

CVSS	Score	Vector	Source
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N	elastic

Weaknesses

CWE-943 Improper Neutralization of Special Elements in Data Query Logic

Affected Products

Product	Versions
KibanaElastic	9.4.0 through 9.4.4Affected 9.5.0Affected

References

https://discuss.elastic.co/t/kibana-9-4-5-9-5-1-security-update-esa-2026-168/390082

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