Trello outage, 14 May 2026

Users experiencing issues accessing multiple Atlassian products

Started
Resolved
14 May 2026, 06:48 UTC (after 1 h 23 min)
Impact
Critical
Affected
Trello.com, API, Atlassian Support - Support Portal, Atlassian Support Ticketing, Atlassian Support Knowledge Base

Last update from Trello

### Summary On May 14, 2026, between 04:30 and 05:26 UTC, Atlassian customers experienced widespread service disruption across multiple Atlassian Cloud products. The issue was caused by a race condition in our internal deployment orchestration platform during a routine rollback operation of a core identity service in the us-east region. This race condition resulted in insufficient capacity for the identity service in the affected region which started returning errors to dependent products. The incident was detected within a minute by automated monitoring systems and mitigated in 56 minutes. ### **IMPACT** During the incident, customers attempting to access Atlassian Cloud products in the...

19 May 2026, 19:10 UTC

Read the full incident on the official Trello status page

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