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ElasticCVE-2026-49088

Elastic Kibana: information disclosure

Medium4.4CVE-2026-49088 · Published Jul 1, 2026 · updated Jul 2, 2026

Insertion of Sensitive Information into Log File (CWE-532) in Kibana can lead to information disclosure. When the optional application performance monitoring (APM) instrumentation is enabled, sensitive request header values could be recorded in application logs, where they may be accessible to operators with log access.

Elastic advisory

Affected versions

PackageAffectedFixed in
Kibana
Product
>= 8.0.0, <= 8.18.8No fix yet
>= 9.1.0, <= 9.1.5No fix yet
>= 9.0.0, <= 9.0.7No fix yet
>= 8.19.0, <= 8.19.5No fix yet
Details and references
CVSS 3.1
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N
Severity from
the vendor (its own CVE record or advisory)
Weakness
CWE-532

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