Add flag allow-modals to iframe sandbox

Won’t fix Issue #14609322


Bin L.
Nov 10, 2017
This issue is public.
Found in
  • Microsoft Edge
  • Internet Explorer
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.

Both Chrome, Firefox and Webkit (and then Safari) are supporting it now:

Related iframe sandbox keyword bugs:


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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 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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