Confluent incident
Service Disruption affecting Authentication, Schema Registry, ksqlDB, and Flink in AWS us-east-1
Confluent experienced a minor incident on September 8, 2026 affecting Confluent Cloud, lasting 1d 5h. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Sep 08, 2026, 09:17 AM UTC
We are investigating a service disruption affecting multiple services in AWS us-east-1 region. Affected customers may experience authentication failures, errors accessing Schema Registry, or issues with KSQL and Flink workloads. We are actively investigating the root cause and working toward mitigation.
- identified Sep 08, 2026, 10:37 AM UTC
The issue has been identified and a fix is being implemented.
- investigating Sep 08, 2026, 11:38 AM UTC
We are currently investigating this issue.
- identified Sep 08, 2026, 02:06 PM UTC
The issue has been identified and a fix is being implemented.
- identified Sep 08, 2026, 03:55 PM UTC
We continue to work on remediating the service disruption in AWS us-east-1. Confirmed impact: - Authentication — a subset of requests may fail - Schema Registry — authorization errors on a subset of requests - ksqlDB — a subset of queries/requests may be affected - Flink — statement management operations (create/update/delete) are degraded, and some running Flink jobs may fail or restart - Kafka operations (create, delete etc) Not impacted: Kafka cluster data-plane operations are not affected by this incident. This issue is isolated to the AWS us-east-1 region; other regions are unaffected
- identified Sep 08, 2026, 05:41 PM UTC
We continue to work on remediating the service disruption in AWS us-east-1. Not confirmed ETA at this time.
- identified Sep 09, 2026, 12:01 AM UTC
Confluent is continuing to work on remediating the service disruption in AWS us-east-1.
- identified Sep 09, 2026, 01:45 AM UTC
Confluent is continuing to work on the service disruption in AWS us-east-1. No immediate ETA for resolution is available.
- monitoring Sep 09, 2026, 06:41 AM UTC
We have applied a mitigation for the issue affecting Schema Registry, Authentication, ksqlDB, Flink, and Kafka operations in AWS us-east-1. Services are recovering and we are monitoring closely.
- resolved Sep 09, 2026, 02:56 PM UTC
The systems have recovered and Confluent Cloud is fully operational.