CVE-2026-49088

Medium

Description

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.

SeverityMedium
CVSS4.4
Exploit probability—
ProductElastic Kibana
PublishedJul 1, 2026
First seenJul 1, 2026
Weakness typeCWE-532CWE-532

How to fix

Update
  • elastic kibana8.18.9, 8.19.6, 9.0.8, 9.1.6 or later

Affected products

ProductAffected versionsFixed in
elastic kibana8.0.0 ≤ v < 8.18.9, 8.19.0 ≤ v < 8.19.6, 9.0.0 ≤ v < 9.0.8, 9.1.0 ≤ v < 9.1.68.18.9, 8.19.6, 9.0.8, 9.1.6

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