HTML <base> tag can cause html5 form validation bubbles not to show

Issue #6274675 • Assigned to Bogdan B.


Jan 22, 2016
This issue is public.
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Steps to reproduce


Repro Steps:

Not Working:

  1. load up a minimal form on a page that has a base tag starting with http://
    <base href="">
    <form action="" method="post">
    <input id="name" name="name" required>
    <input type="submit" value="Submit">
  2. press submit. you will notice that the form validation does not display a bubble over the required input
  3. remove the base tag
  4. press submit again. you will notice that form validation does show a bubble

Expected Results:

That when you submit a form the html5 form validation bubbles will appear under all circumstances

Actual Results:

Dev Channel specific:



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    Comments and activity

    • Microsoft Edge Team

      Changed Assigned To to “Sermet I.”

      Changed Assigned To to “Bogdan B.”

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