This Trellix EDR cloud endpoint extension March 2026 update release includes 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 | 25.12.420.1 |
For installing or upgrading to the latest available version, see the Software Catalog in ePO or Trellix Products Downloads site.
New or changed
Populates data center URL automatically
The Trellix EDR Cloud Endpoint Extension now automatically populates the DXL Cloud Data Bus URL for your respective datacentre in Trellix ePO - On-prem. This automation occurs during the installation or upgrade of your Trellix EDR Cloud Endpoint Extension.
Note
After installation or upgrade of the Trellix EDR Cloud Endpoint extension, the extension does not automatically update the DXL Cloud Data Bus URL if you change the datacenter URL or relink the tenant.
If you relink the tenant, you must manually update the datacenter URL in the DXL Cloud Data Bus. For details, see Trellix EDR Installation Guide.
Prerequisites
You must configure the Trellix ePO-SaaS Cloud Bridge Server Settings. For details, see Trellix EDR Installation Guide.
Resolved issues
Reference | Resolution |
|---|---|
SEC-189002 | Resolves an issue where the Trellix EDR Cloud Extension defaulted to the US-West region for data ingestion regardless of the actual tenant location. The extension now dynamically fetches the correct regional data center URL from the Global Service Directory (GSD) service during installation or upgrade to ensure accurate data ingestion. |
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 fromTrellix® Active Response.