# Contentful: CORS errors on CDA

- Provider: [Contentful](https://outages.cc/contentful.md)
- Type: Incident
- State: Resolved
- Worst impact: Partial outage
- Started: 2026-09-29 14:39 UTC
- Resolved: 2026-09-29 15:44 UTC (lasted 1 h 5 min)
- Components: Content Delivery API, EU data residency - Content Delivery API
- Official update: https://stspg.io/r044gjmkw13f

## Updates from Contentful

### resolved, 2026-09-29 15:44 UTC

The issue has been resolved.

### monitoring, 2026-09-29 15:16 UTC

The issue has been resolved. We are monitoring the situation.

### identified, 2026-09-29 14:39 UTC

Some customers are seeing CORS preflight failures when requesting cross-space references on CDA through webbrowsers. We've identified the cause and are working on resolution.