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Shopify fix guide

Permissive CORS Configuration on Shopify

The Access-Control-Allow-Origin header is set to wildcard (*) or reflects any origin, which may allow unauthorized cross-origin access to resources.

Issue ID: SEC-CORS-001Severity: moderateEffort: S

Why this matters

The Access-Control-Allow-Origin header is set to wildcard (*) or reflects any origin, which may allow unauthorized cross-origin access to resources. This affects browser trust signals and whether visitors feel safe submitting contact details.

Shopify fix path

How to fix this on Shopify

Use theme settings, page settings, or theme code.

  1. 1Find the source of the issue in Shopify admin.
  2. 2Apply the change.
  3. 3Preview and publish.

After you fix it

  • Check response headers and confirm CORS is restricted to trusted origins

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