[wp-trac] [WordPress Trac] #34353: redirect_canonical() – Undefined indexes 'host' and 'scheme'

[WordPress Trac]

#34353: redirect_canonical() – Undefined indexes 'host' and 'scheme'
-------------------------------------------------+-------------------------
 Reporter:  theamila                             |       Owner:  (none)
     Type:  defect (bug)                         |      Status:  reopened
 Priority:  normal                               |   Milestone:  Future
                                                 |  Release
Component:  Canonical                            |     Version:  4.3.1
 Severity:  normal                               |  Resolution:
 Keywords:  needs-unit-tests has-patch needs-    |     Focuses:
  testing-info                                   |
-------------------------------------------------+-------------------------

Comment (by Mayhem30):

 I found the issue and how to consistently reproduce the error.


 {{{
 $ curl --http1.0 -H 'User-Agent:' -H 'Accept:' -H 'Host:'
 https://example.com
 }}}



 {{{
 [22-Jul-2022 02:00:40 UTC] PHP Warning:  Undefined array key "host" in
 /www/example.com/httpdocs/wp-includes/canonical.php on line 687
 [22-Jul-2022 02:00:40 UTC] PHP Warning:  Undefined array key "host" in
 /www/example.com/httpdocs/wp-includes/canonical.php on line 696
 [22-Jul-2022 02:00:40 UTC] PHP Warning:  Undefined array key "host" in
 /www/example.com/httpdocs/wp-includes/canonical.php on line 699
 [22-Jul-2022 02:00:40 UTC] PHP Warning:  Undefined array key "scheme" in
 /www/example.com/httpdocs/wp-includes/canonical.php on line 720
 [22-Jul-2022 02:00:40 UTC] PHP Warning:  Undefined array key "host" in
 /www/example.com/httpdocs/wp-includes/canonical.php on line 687
 [22-Jul-2022 02:00:40 UTC] PHP Warning:  Undefined array key "host" in
 /www/example.com/httpdocs/wp-includes/canonical.php on line 696
 [22-Jul-2022 02:00:40 UTC] PHP Warning:  Undefined array key "host" in
 /www/example.com/httpdocs/wp-includes/canonical.php on line 699
 [22-Jul-2022 02:00:40 UTC] PHP Warning:  Undefined array key "scheme" in
 /www/example.com/httpdocs/wp-includes/canonical.php on line 720
 }}}

 I'm curious if anyone else with shell access have the same results?

-- 
Ticket URL: <https://core.trac.wordpress.org/ticket/34353#comment:43>
WordPress Trac <https://core.trac.wordpress.org/>
WordPress publishing platform