### Search before asking - [x] I had searched in the [issues](https://github.com/apache/shiro/issues?q=is%3Aissue) and found no similar issues. ### Enhancement Request Default preflight CORS is "disabled" this needs to be "enabled" in 3.0 ### Describe the solution you'd like false -> true for default ### Are you willing to submit PR? - [x] Yes I am willing to submit a PR!