CVE-2026-4819 Details
Description
In Search Guard FLX versions from 1.0.0 up to 4.0.1, the audit logging feature might log user credentials from users logging into Kibana.
A vulnerability exists in Search Guard FLX versions 1.0.0 prior to 4.0.1, where the audit logging feature may inadvertently log user credentials during login to Kibana. This issue could lead to unauthorized access to sensitive information.
Users can update to Search Guard FLX version 4.1.0 or disable request-body logging. To disable request-body logging globally, set 'searchguard.audit.log_request_body' to false. Alternatively, request bodies can be excluded for specific endpoints by adding them to 'searchguard.audit.ignore_request_bodies'.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Mar 31, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://docs.search-guard.com/latest/changelog-searchguard-flx-4_1_0 | [email protected] | Release Notes |
| https://search-guard.com/cve-advisory/ | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-522 | Insufficiently Protected Credentials | [email protected] |
| CWE-532 | Insertion of Sensitive Information into Log File | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| search-guard flx | >= 1.0.0, < 4.1.0 |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 24, 2026 | CVE Translated | [email protected] |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 3, 2026 | Initial Analysis | [email protected] |
| Mar 31, 2026 | New CVE Received | [email protected] |