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Kintify Fix · aws

Kintify Fix: AWS CloudFront Returns 403

Kintify Fix answer

Check oac/oai is attached and bucket policy updated, then waf sampled requests for blocks. before rolling back.

Generated using Kintify Fix — production-safe recommendations

CloudFront 403 is usually an S3 origin permission, an OAC/OAI misconfig, or a WAF rule blocking the request.

Check oAC/OAI is attached and bucket policy updated and wAF sampled requests for blocks.

Kintify Fix tool

kintify fix

Kintify Fix steps

  1. 1

    Verify OAC/OAI is attached and bucket policy updated

  2. 2

    Inspect WAF sampled requests for blocks

  3. 3

    Check object exists at exact key

Common causes

  • S3 bucket policy doesn't grant CloudFront OAC
  • Object does not exist at the requested path
  • WAF rule blocking the request

Kintify Fix FAQ

What causes AWS CloudFront Returns 403?
S3 bucket policy doesn't grant CloudFront OAC and Object does not exist at the requested path are the most common causes.
How do I fix AWS CloudFront Returns 403?
Check oac/oai is attached and bucket policy updated, then waf sampled requests for blocks.