Cornerstone experienced a notice incident on September 13, 2025 affecting Uptime and Response Time, lasting 1h 59m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- monitoring Sep 13, 2025, 11:37 AM UTC
The CSOD Technology Team observed a intermittent timeouts in the EU PRD. The team has fully recovered and currently monitoring Start time: 09/13/2025 03:14 AM PST Recovered time: 09/13/2025 04:22 AM PST
- resolved Sep 13, 2025, 01:37 PM UTC
This incident is resolved
- postmortem Sep 24, 2025, 06:34 PM UTC
**Incident Summary:** On September 13, 2025, customers in the EU PROD environment experienced latency while accessing the portal. The issue was detected through Cornerstone’s internal monitoring and alerting, which enabled a timely investigation and response. **Root Cause:** The incident was caused by a temporary network connectivity issue between the application and its underlying database. During this period, the application was unable to establish stable connections to the database. **Corrective Action:** Engineers restored connectivity between the application and database, which stabilized the environment and resolved the errors experienced by users. **Preventive Measures:** To reduce the risk of recurrence, Cornerstone is taking the following actions: * Enhanced Monitoring: Strengthening monitoring and alerting to detect connectivity issues even earlier * Process Updates: Updating incident response procedures to ensure faster identification and resolution of similar issues in the future