Search Guard FLX Open Redirect Vulnerability in Kibana Plugin

Vulnerability

An open redirect vulnerability has been identified in the Search Guard FLX Kibana Plugin, affecting versions prior to 4.0.1. This vulnerability allows users to be redirected to untrusted URLs via specially crafted requests.

Impact

Exploitation of this vulnerability could lead to open redirect issues, where users are sent to untrusted URLs, potentially causing phishing or other malicious activities.

Remediation

Users are advised to update to Search Guard FLX version 4.1.0 or later.

Added: Mar 31, 2026, 3:45 PM
Updated: Mar 31, 2026, 3:45 PM

Vulnerability Rating

Custom Algorithm
spread
1.4
impact
0.2
exploitability
5.8
remediation
7.9
relevance
5.0
threat
0.0
urgency
2.9
incentive
0.0

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.