[whatwg] [CORS] WebKit tainting image instead of throwing error

Anne van Kesteren annevk at opera.com
Tue Oct 4 12:02:16 PDT 2011

On Tue, 04 Oct 2011 20:55:28 +0200, Boris Zbarsky <bzbarsky at mit.edu> wrote:
> On 10/4/11 2:44 PM, Anne van Kesteren wrote:
>> On Tue, 04 Oct 2011 20:32:02 +0200, Ian Hickson <ian at hixie.ch> wrote:
>>> The idea is that if the server explicitly rejected the CORS request,  
>>> then
>>> the image should not be usable at all.
>> FWIW, from a CORS-perspective both scenarios are fine. CORS only cares
>> about whether data gets shared in the end.
> Displaying images involves sharing data, basically.  That's why we're  
> having to jump through all these hoops....

Sure, but not more than per usual. Note that if you do not specify the  
crossorigin attribute the image can still get untainted. And if it does  
not you would still display the image (as always).

Anne van Kesteren

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