- From: Anne van Kesteren <annevk@annevk.nl>
- Date: Tue, 9 Apr 2013 14:49:48 +0100
- To: Dirk Schulze <dschulze@adobe.com>
- Cc: "robert@ocallahan.org" <robert@ocallahan.org>, Bjoern Hoehrmann <derhoermi@gmx.net>, "public-fx@w3.org" <public-fx@w3.org>, "public-webappsec@w3.org" <public-webappsec@w3.org>, Daniel Holbert <dholbert@mozilla.com>
On Tue, Apr 9, 2013 at 2:45 PM, Dirk Schulze <dschulze@adobe.com> wrote: > I actually just was reminded on one possible security flaw with SVG image and external references. > > Take an account at Twitter or Facebook. For both it is not possible to upload an SVG as image. One reason could be the following scenario: > * I upload an SVG file and add a image reference in the SVG file <image xlink:href=…"/> > * This reference has a different origin where the image (e.g a PNG) is hosted > * The sever hosting this image now can log how often the image was loaded and can make assumptions how often the user profile was clicked on this portal. I suggest reading carefully through the bug Robert referenced and my analyses in response. We discussed exactly this. -- http://annevankesteren.nl/
Received on Tuesday, 9 April 2013 13:50:17 UTC