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Outage in BigCommerce

High Rate of Cloudflare Challenge Pages

Resolved Minor
October 28, 2026 - Started 2 days ago - Lasted 2 days
Official incident page

Incident Report

Summary AI Generated

BigCommerce storefronts experienced an abnormally high volume of automated traffic over approximately 43 hours, causing merchants and shoppers to encounter Cloudflare challenge pages requiring human verification. The engineering team deployed security rules to mitigate the traffic and worked with their CDN vendor to improve automated traffic classification. The incident was resolved after roughly 43 hours, restoring normal storefront access.

The BigCommerce platform is currently experiencing an abnormally high volume of automated traffic being directed at stores. The engineering team has deployed a number of security rules to mitigate this traffic and to ensure reliability and performance of the platform is maintained. During this time merchants and shoppers may be presented with a Cloudflare challenge page as they navigate the store, which verifies they are a human user. The engineering team is continuing to refine the rules and and working to reduce frequency of these interruptions. We are also working closely with our vendor to further mitigate and improve the automatic classification of traffic. If you are experiencing issues managing your store through the Control Panel or API, we advise you to reach out the BigCommerce Support team for further assistance.
Components affected
BigCommerce Storefront

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Latest Updates ( sorted recent to last )
RESOLVED about 7 hours ago - at 10/29/2026 10:29PM

This incident has been resolved.

MONITORING 2 days ago - at 10/28/2026 03:11AM

The BigCommerce platform is currently experiencing an abnormally high volume of automated traffic being directed at stores.

The engineering team has deployed a number of security rules to mitigate this traffic and to ensure reliability and performance of the platform is maintained. During this time merchants and shoppers may be presented with a Cloudflare challenge page as they navigate the store, which verifies they are a human user.

The engineering team is continuing to refine the rules and and working to reduce frequency of these interruptions. We are also working closely with our vendor to further mitigate and improve the automatic classification of traffic.

If you are experiencing issues managing your store through the Control Panel or API, we advise you to reach out the BigCommerce Support team for further assistance.

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