Open-Xchange Security Patches from 2026-06-02 17:00 CEST to 2026-06-02 21:00 CEST

This maintenance has been concluded as planned.

This maintenance is now starting as planned.

Dear users,

For security-related reasons, it is necessary to install security updates for the Open-Xchange service.

To carry out these updates, a maintenance window has been scheduled for today, 02 June 2026, between 5:00 p.m. and 9:00 p.m.

Access to the service may be temporarily unavailable during this maintenance window.