[GLOBAL][Collaborative solutions] - Zimbra Incident Notification

Incident Report for Web Cloud

Resolved

We are pleased to inform you that the incident affecting our Collaborative solutions offering has been resolved.

Start time : 04/10/2026 13:45 UTC
End time : 04/10/2026 17:18 UTC
Root Cause : This incident was caused by a hardware issue.

We apologize for any inconvenience caused and appreciate your understanding.

Posted Oct 04, 2026 - 17:25 UTC

Investigating

We are currently investigating an incident affecting our Collaborative solutions offering, which is causing temporary availability issue in the GLOBAL region.

Here are some supplementary details :

Start time : 04/10/2026 13:45 UTC
Impacted Service(s) : Some Zimbra mailboxes are temporarily unavailable.
Customers Impact : Some customers are temporarily unable to access their mailboxes via webmail or desktop email clients, and email delivery is currently affected.
Email delivery will resume once the server is back online.
Ongoing Actions : Our teams are investigating to determine the origin of the incident and fix it.

We will keep you updated on the progress and resolution.

Posted Oct 04, 2026 - 14:06 UTC

This incident affected: Collaborative solutions || Zimbra (Web Access, Delivery email, Operations).