/tmp>cat taint-require.pl #!/usr/bin/perl -T use strict; use warnings; my $mod=; chomp $mod; $mod.='.pm'; $mod=~s!(::|')!/!g; require $mod; print $mod->VERSION; /tmp>chmod +x taint-require.pl /tmp>echo Data::Dumper | taint-require.pl Insecure dependency in require while running with -T switch at ./taint-require.pl line 11, line 1. /tmp>