XenForo a strange kind of attack

[Kassierer]

Hello,


since a few weeks the server error log is filled with entries like this one:

Server error log

ErrorException: [E_DEPRECATED] trim(): Passing null to parameter #1 ($string) of type string is deprecated src/XF/Debugger.php:229

Generated by: Unknown account Mar 3, 2022 at 9:22 PM

Stack trace

#0 [internal function]: XF::handlePhpError(8192, '[E_DEPRECATED] ...', '/home/rr184dbq/...', 229)
#1 src/XF/Debugger.php(229): trim(NULL)
#2 src/XF/Debugger.php(124)...
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