NetScaler Security Upgrades (CVE-2026-107406)

Update timeline

1. monitoring Oct 09, 2026, 04:30 AM UTC

   We will be performing scheduled maintenance at 1:00AM ET October 9, 2026 to upgrade the NetScaler ADC/Gateway software to a vendor-recommended secure version. This upgrade is being completed to address CVE-2026-107406 security vulnerabilities identified by Citrix and to help maintain the security and reliability of the environment. We do not expect any downtime during this maintenance window. However, users may experience a brief disconnect while the upgrade is in progress. If this occurs, users should be able to reconnect immediately.

2. in progress Oct 09, 2026, 04:30 AM UTC

   We will be performing scheduled maintenance at 1:00AM ET October 9, 2026 to upgrade the NetScaler ADC/Gateway software to a vendor-recommended secure version. This upgrade is being completed to address CVE-2026-107406 security vulnerabilities identified by Citrix and to help maintain the security and reliability of the environment. We do not expect any downtime during this maintenance window. However, users may experience a brief disconnect while the upgrade is in progress. If this occurs, users should be able to reconnect immediately.

3. monitoring Oct 09, 2026, 05:00 AM UTC

   This scheduled maintenance window has been completed.

4. resolved Oct 09, 2026, 05:00 AM UTC

   This scheduled maintenance window has been completed.