again fixed at date of this post. I am sorry that unfortunately the code i had think had been already patched, instead was not on repository.axew3 wrote: ↑Tue Mar 08, 2022 8:48 am Fix: multisite (and signups) user deletion (unescaped string on query on certain php versions)
viewtopic.php?p=5620#p5620
so that to fix, until 2.6.0 not released, you should download the file class.wp.w3all-phpbb.php
https://plugins.trac.wordpress.org/expo ... -phpbb.php
and replace into
/wp-content/plugins/wp-w3all-phpbb-integration/class.wp.w3all-phpbb.php
all under this (and more) has been fixed now