[wp-trac] [WordPress Trac] #44306: wp-embed-template.js Sends a message earlier than the wp-embed.js listener will be installed

[WordPress Trac]

#44306: wp-embed-template.js Sends a message earlier than the wp-embed.js listener
will be installed
--------------------------+-----------------------------
 Reporter:  Cawa-93       |       Owner:  (none)
     Type:  defect (bug)  |      Status:  new
 Priority:  normal        |   Milestone:  Future Release
Component:  Embeds        |     Version:  4.9.6
 Severity:  normal        |  Resolution:
 Keywords:                |     Focuses:  javascript
--------------------------+-----------------------------
Changes (by swissspidy):

 * severity:  major => normal
 * milestone:  Awaiting Review => Future Release


Comment:

 Copying over from #44632:

 To solve the race condition, I think `wp-embed-template.js` should

 * not send the message on load if the secret is missing
 * send the message as soon as the secret has been added (which means `wp-
 embed.js` has been loaded)

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Ticket URL: <https://core.trac.wordpress.org/ticket/44306#comment:3>
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