(F) You can't use system(), exec(), or a piped open in a setuid or
setgid script if C<$ENV{PATH}> contains a directory that is writable by
-the world. See L<perlsec>.
+the world. Also, the PATH must not contain any relative directory.
+See L<perlsec>.
=item Insecure $ENV{%s} while running %s
=item Malformed UTF-8 character (%s)
-Perl detected something that didn't comply with UTF-8 encoding rules.
+(W utf8) Perl detected something that didn't comply with UTF-8 encoding rules.
One possible cause is that you read in data that you thought to be in
UTF-8 but it wasn't (it was for example legacy 8-bit data). Another