[QRDM] Emergency Upgrade on Dec 22 (Mon) for Security Fix

A security issue was found in the software (Nextcloud) used by QRDM. We will urgently upgrade to the fixed version.

Date and Time:
Dec 22, 2025 (Mon) 6:00 – 13:00

QRDM will not be available during this time.

When the work is finished, we will post an update here to let you know the service is available again.