So, there is a way to allow JS API requests from domains other than where you Discourse is hosted. For example, you’d like to embed a topic list that is a result of search by some criteria - and you want to do it with JavaScript only, making it call your Discourse’s API. For this to work, you’ll n…

See here: [YSY] Why is the same origin policy so important? web-application, web-browser, javascript, same-origin-policy asked by YSY on 10:34PM - 19 Oct 11 UTC Bottom line, it is a very bad idea to enable *

In general, is still bad for enabling a single domain only?

Allowing sites you do not control CORS access is a bad idea.

So, the only really safe way to query API from a different domain would be to allow JSONP: either by origin domain or by api_username/key, right? If that’s correct, I’ve seen some discussion about JSONP in this topic - have it been considered for implementation eventually?

What are the risks of enabling Cross-origin resource sharing (DISCOURSE_ENABLE_CORS)

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sam (Sam Saffron) Mars 18, 2016, 3:23 2

See here:

Bottom line, it is a very bad idea to enable *

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What are the risks of enabling Cross-origin resource sharing (DISCOURSE_ENABLE_CORS)

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