Azure Front Door config change breaks Microsoft 365, Xbox and retailers
A configuration change that bypassed validation caused worldwide 503 errors for about 8.5 hours. Costco and Starbucks sites were also hit.
- Service
- Azure Front Door (global)
- Date
- 29 October 2025
- Cause
- Configuration change
- Duration
- 8.4 hours
- Status
- resolved
- Severity
- critical
- Region
- Global
- Source
- CIO.com ↗
Cite this
Nuffield Consulting, “Azure Front Door config change breaks Microsoft 365, Xbox and retailers”, The Daily Tech Wire outage & breach log, 29 Oct 2025. https://techwire.nuffieldconsulting.com/incidents/2025-10-29-azure-front-door-global-outage/ (retrieved 15 Nov 2026).
This entry summarises public reporting. Please also cite the original source: CIO.com, https://www.cio.com/article/4109186/7-major-it-disasters-of-2025.html.
Related incidents
- 20 Oct 2025AWS DynamoDB DNS failure takes down much of the internetAWS us-east-1 · outage · DNS · 14.5 hours
- 9 Oct 2025Azure Front Door edge sites crash across EMEAAzure Front Door (EMEA) · outage · Software bug
- 2 Oct 2025Commonwealth Bank app, website and ATMs fail togetherCommonwealth Bank · outage · Software / dependency · 2 hours