[wp-trac] [WordPress Trac] #65188: Uploading PNG images with a larger number of colors causes timeouts and eventually CPU starvation

WordPress Trac noreply at wordpress.org
Thu May 7 09:34:44 UTC 2026


#65188: Uploading PNG images with a larger number of colors causes timeouts and
eventually CPU starvation
---------------------------+------------------------------
 Reporter:  romainmrhenry  |       Owner:  (none)
     Type:  defect (bug)   |      Status:  new
 Priority:  normal         |   Milestone:  Awaiting Review
Component:  Upload         |     Version:  6.8
 Severity:  normal         |  Resolution:
 Keywords:                 |     Focuses:  performance
---------------------------+------------------------------

Comment (by blackstar1991):

 Could you please provide a sample image to demonstrate the issue? You can
 test this on a blank WordPress site without any other plugins. *If you're
 using an uncompressed image larger than 1 Mb, this is expected behavior.

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Ticket URL: <https://core.trac.wordpress.org/ticket/65188#comment:1>
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