BigCommerce incident
Intermittent 500 errors on a subset of stores
BigCommerce experienced a major incident on November 18, 2025 affecting B2B Edition - API and Storefront, lasting 3h 5m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Nov 18, 2025, 12:28 PM UTC
We are investigating HTTP 500 responses on some storefronts and some Commerce-owned domains including api.bundleb2b.net
- identified Nov 18, 2025, 12:34 PM UTC
We have identified an issue with an upstream global network provider and are working with them to resolve the issue.
- identified Nov 18, 2025, 01:46 PM UTC
Our upstream network provider continues to investigate the issue.
- identified Nov 18, 2025, 02:19 PM UTC
We are continuing to work with our upstream network provider to resolve the issues. Merchants affected by the intermittent availability of api.bundleb2b.net should migrate to the new domain name api-b2b.bigcommerce.com (refer to https://developer.bigcommerce.com/b2b-edition/docs/about)
- monitoring Nov 18, 2025, 03:18 PM UTC
A fix has been implemented and we believe the incident is now resolved. We are continuing to monitor for errors to ensure all services are back to normal.
- resolved Nov 18, 2025, 03:33 PM UTC
This incident has been resolved.