[wp-trac] [WordPress Trac] #64418: Valid CSS is causing failure in the Additional CSS panel

[WordPress Trac]

#64418: Valid CSS is causing failure in the Additional CSS panel
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 Reporter:  drw158        |       Owner:  (none)
     Type:  defect (bug)  |      Status:  new
 Priority:  normal        |   Milestone:  7.0
Component:  Customize     |     Version:  4.7
 Severity:  normal        |  Resolution:
 Keywords:  needs-patch   |     Focuses:  css
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Comment (by westonruter):

 @dmsnell @jonsurrell I'm not sure that KSES applies here? The
 `wp_custom_css_cb()` function outputs the CSS without KSES. It just uses
 `strip_tags()`.

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Ticket URL: <https://core.trac.wordpress.org/ticket/64418#comment:11>
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