[Bugfix] Bypass authorization API token for preflight requests #4862
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
From this guideline, we can expect that almost all browsers won't send credentials during CORS preflight requests.
So, without this condition all preflight requests (OPTIONS) will reach the server without the authorization token and will be rejected by the middleware.
I searched for open issues, but wasn't able to find someone reporting this.