[whatwg] Resource loading in browsing context-less Documents

[Rafael Weinstein]

On Fri, Oct 5, 2012 at 8:54 AM, Boris Zbarsky <bzbarsky at mit.edu> wrote:
> On 10/5/12 4:23 AM, Anne van Kesteren wrote:
>>
>> Note that you can append such an <img> to a different document later
>> (e.g. the one that executes the script) so fetching it is probably
>> smart.
>
>
> It can also lead to privacy leaks and very upset web developers and
> performance problems...  So it's not quite clear cut.  ;)

Agreed. There have been bugs at Google where pages with templates
containing urls like "http://www.google.com/someImageBucket/{{ id
}}/.jpg" have accidentally fired resource requests and knocked over
servers with the equivalent of a DDOS attack.

>
> -Boris
>