Re: [whatwg/fetch] Consider preserving destination on `new Request(request)` (#717) from Anne van Kesteren on 2018-04-26 (public-webapps-github@w3.org from April 2018)

From: Anne van Kesteren <notifications@github.com>
Date: Wed, 25 Apr 2018 21:36:29 -0700
To: whatwg/fetch <fetch@noreply.github.com>
Cc: Subscribed <subscribed@noreply.github.com>
Message-ID: <whatwg/fetch/issues/717/384510494@github.com>

1 is essentially why we don't do this. See also #521. This functionality would allow an advanced XSS attack to bypass CSP and serve the response of an image (which might have "unsafe domains" safelisted) as a script.

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Received on Thursday, 26 April 2018 04:36:52 UTC