4.4
MEDIUM CVSS 3.1
CVE-2026-49088
Insertion of Sensitive Information into Log File in Kibana Leading to Information Disclosure
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.

INFO

Published Date :

July 1, 2026, 4:59 p.m.

Last Modified :

July 1, 2026, 4:59 p.m.

Remotely Exploit :

Yes !

Source :

elastic
Affected Products

The following products are affected by CVE-2026-49088 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Elastic kibana
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 MEDIUM 271b6943-45a9-4f3a-ab4e-976f3fa05b5a
CVSS 3.1 MEDIUM [email protected]
Solution
Disable APM instrumentation or filter sensitive data from logs to prevent information disclosure.
  • Disable optional APM instrumentation if not required.
  • Configure logging to exclude sensitive header values.
  • Restrict access to application log files.
  • Review and sanitize existing log data.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-49088 vulnerability anywhere in the article.

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.