CVE-2026-4818

MEDIUM

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.

CVSS v3.1 Score

6.8
MEDIUM
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
Attack Vector
NETWORK
Complexity
HIGH
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Published: 3/31/2026Modified: 4/3/2026

Related Intelligence (1)

HIGHVulnerability

NVD HIGH: CVE-2026-4818 — In Search Guard FLX versions from 3.0.0 up to 4.0.1, there exists an issue which...

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.

CVE-2026-4818
NIST NVD

References (2)

https://docs.search-guard.com/latest/changelog-searchguard-flx-4_1_0Release Noteshttps://search-guard.com/cve-advisory/Vendor Advisory