CVE-2026-4818
Received Received - Intake
Privilege Escalation in Search Guard FLX Data Stream Management

Publication date: 2026-03-31

Last updated on: 2026-04-03

Assigner: floragunn GmbH

Description
In Search Guard FLX versions from 3.0.0 up to 4.0.1, there exists an issue which allows users without the necessary privileges to execute some management operations against data streams.
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Meta Information
Published
2026-03-31
Last Modified
2026-04-03
Generated
2026-06-16
AI Q&A
2026-03-31
EPSS Evaluated
2026-06-15
NVD
CVE-2026-4818
EUVD
EUVD-2026-17506
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
search-guard flx From 3.0.0 (inc) to 4.1.0 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-862 The product does not perform an authorization check when an actor attempts to access a resource or perform an action.
CWE-285 The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action.
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Executive Summary

This vulnerability exists in Search Guard FLX versions from 3.0.0 up to 4.0.1. It allows users who do not have the necessary privileges to execute certain management operations on data streams.

Impact Analysis

The vulnerability can lead to unauthorized users performing management operations on data streams, potentially compromising the confidentiality and integrity of the data.

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