How do I resolve the CloudFront error "No Access-Control-Allow-Origin header?

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Published Feb 17, 2025

For more details see the Knowledge Center article with this video: https://repost.aws/knowledge-center/no-access-control-allow-origin-error

Rishu shows you how to resolve the CloudFront error "No Access-Control-Allow-Origin header.

0:00 Intro
0:33 Start
0:41 CloudFront Distribution’s Cache Behavior allows the OPTIONS method for HTTP Request
1:20 CloudFront forwards the appropriate CORS Headers to the Origin
3:55 Verify that the Origin is returning the “Access-Control-Allow-Origin” Header

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