Add flag allow-modals to iframe sandbox

Won’t fix Issue #14609322

Details

Author
Bin L.
Created
Nov 10, 2017
Privacy
This issue is public.
Found in
  • Microsoft Edge
  • Internet Explorer
Reports
Reported by 1 person

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Steps to reproduce

To disallow modal dialogs by default in sandboxed iframe:
The content inside sandboxed iframe should not be able to open modal dialogs unless the “allow-modals” flag is specified.
https://html.spec.whatwg.org/multipage/browsers.html#attr-iframe-sandbox-allow-modals

Both Chrome, Firefox and Webkit (and then Safari) are supporting it now:
https://googlechrome.github.io/samples/block-modal-dialogs-sandboxed-iframe/
https://bugzilla.mozilla.org/show_bug.cgi?id=1190641
https://bugs.webkit.org/show_bug.cgi?id=171321

Related iframe sandbox keyword bugs:
https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/14609256/
https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/10464339/

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    Comments and activity

    • Microsoft Edge Team

      Changed Assigned To to “James M.”

    • Hello,

      Thank you for providing this information about the issue. We are best suited to test and correct broken features for future releases of MS Edge. Please feel welcome to submit your request at http://uservoice.microsoftedge.com where other developers can up-vote your suggestion.

      Best Wishes,
      The MS Edge Team

    • Microsoft Edge Team

      Changed Status to “Won’t fix”

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