Disrupted JIRA availability in US East

Timeline

1. 15:57 UTC Jira status page · Reported Disrupted JIRA availability in US East
2. 15:57 UTC Jira status page · Investigating We are actively investigating reports of a service disruption affecting JIRA customers in US East. We will share updates here as more information is available.
3. 16:35 UTC Jira status page · Monitoring Our teams have taken mitigation steps to reduce the impact and recovery among affected customers began at 16:15 UTC. We continue to investigate the root cause of the issue, and will share additional updates here as more information is available.
4. 17:02 UTC Jira status page · Resolved On September 3, 2026, JIRA experienced a disruption, and services were unavailable to affected users. The issue has now been resolved, and the service is operating normally for all affected customers.
5. 18:15 UTC Jira status page · Postmortem ### Summary On September 3, 2026, between 14:52 and 17:02 UTC, Atlassian customers using Jira and Jira Service Management in the US-East region experienced intermittent errors and degraded access to core Jira experiences, including Rovo, viewing issues, boards, navigation, search-backed experiences, workflow-related actions. The event was triggered by a progressive rollout of a caching change in Atlassian's authorization service. The change increased cache traffic and caused saturation in the cache layer used for authorization checks, which then resulted in timeouts and service errors for…