[wp-trac] [WordPress Trac] #59239: wp_generate_uuid4 collisions

WordPress Trac noreply at wordpress.org
Fri Jan 2 15:50:10 UTC 2026


#59239: wp_generate_uuid4 collisions
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 Reporter:  joppuyo       |       Owner:  (none)
     Type:  defect (bug)  |      Status:  new
 Priority:  normal        |   Milestone:  Awaiting Review
Component:  General       |     Version:
 Severity:  normal        |  Resolution:
 Keywords:                |     Focuses:
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Comment (by kaushiksomaiya):

 We've noted this while investigating a support case - specific server/PHP
 config was causing UUID to be duplicated at least once between a few
 random requests. And highlighting another report from @thanasisxan here
 https://developer.wordpress.org/reference/functions/wp_generate_uuid4/

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Ticket URL: <https://core.trac.wordpress.org/ticket/59239#comment:1>
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