Trellix EDR Update Release Notes (Cloud Endpoint Extension — On-premises) — September 2026 release

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This Trellix EDR cloud endpoint extension September 2026 release includes the following improvements.

Rating

This update is recommended for all environments. Apply this update at the earliest convenience.

Release details

Release extension details include:

  • Audience — Users managing Trellix EDR through on-premises ePO - On-prem

  • Package type — Extension update

  • Intended use — Check-in to On-premises ePO - On-prem

Component

Version

Trellix EDR Cloud Endpoint Extension

26.08.420.3

For installing or upgrading to the latest available version, see the Software Catalog in ePO or Trellix Products Downloads site.

New or changed

Automated DXL Cloud Databus URL configuration

The Trellix EDR Cloud Endpoint Extension now includes a Correct DXL Cloud Databus URL server task that runs daily by default. This server task automatically populates the DXL Cloud Databus URL to the appropriate regional data center. If an incorrect URL is configured, the server task automatically corrects it. You can schedule or modify this server task in your ePO - On-prem server.

For more information, see Trellix EDR Installation Guide.

Resolved issues

Reference

Resolution

SEC-213157

Resolves an issue where the DXL Cloud Databus URL was incorrectly set to the US-WEST data center by default. The Correct DXL Cloud Databus URL scheduled server task automatically updates the URL to the appropriate regional data center.  

Updated platform, environment, or operating system support

For the complete list of system requirements, see supported platforms for Trellix EDR in KB91345.

Known issues

For a list of known issues in this product release, see KB91275.

Installation information

The Trellix Endpoint Detection and Response Installation Guide has the information you need to install the product for the first time and to migrate from Trellix® Active Response.