Umbraco Cloud incident

Custom Hostnames, Heartcore GraphQL APIs & umbraco.com returning 500 Errors

Critical Resolved

Umbraco Cloud experienced a critical incident on December 5, 2025, lasting –. The incident has been resolved; the full update timeline is below.

Started
Dec 05, 2025, 09:23 AM UTC
Resolved
Dec 05, 2025, 09:23 AM UTC
Duration
–
Detected by Pingoru
Dec 05, 2025, 09:23 AM UTC

Update timeline

No vendor updates were posted for this incident, only the open and resolve events were observed.