/usr/share/perl5/CGI/ is in libcgi-test-perl 1.111-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/perl5/CGI/Test/
/usr/share/perl5/CGI/Test.pm
/usr/share/perl5/CGI/Test/Form/
/usr/share/perl5/CGI/Test/Form.pm
/usr/share/perl5/CGI/Test/Form/Group.pm
/usr/share/perl5/CGI/Test/Form/Widget/
/usr/share/perl5/CGI/Test/Form/Widget.pm
/usr/share/perl5/CGI/Test/Form/Widget/Box/
/usr/share/perl5/CGI/Test/Form/Widget/Box.pm
/usr/share/perl5/CGI/Test/Form/Widget/Box/Check.pm
/usr/share/perl5/CGI/Test/Form/Widget/Box/Radio.pm
/usr/share/perl5/CGI/Test/Form/Widget/Button/
/usr/share/perl5/CGI/Test/Form/Widget/Button.pm
/usr/share/perl5/CGI/Test/Form/Widget/Button/Image.pm
/usr/share/perl5/CGI/Test/Form/Widget/Button/Plain.pm
/usr/share/perl5/CGI/Test/Form/Widget/Button/Reset.pm
/usr/share/perl5/CGI/Test/Form/Widget/Button/Submit.pm
/usr/share/perl5/CGI/Test/Form/Widget/Hidden.pm
/usr/share/perl5/CGI/Test/Form/Widget/Input/
/usr/share/perl5/CGI/Test/Form/Widget/Input.pm
/usr/share/perl5/CGI/Test/Form/Widget/Input/File.pm
/usr/share/perl5/CGI/Test/Form/Widget/Input/Password.pm
/usr/share/perl5/CGI/Test/Form/Widget/Input/Text_Area.pm
/usr/share/perl5/CGI/Test/Form/Widget/Input/Text_Field.pm
/usr/share/perl5/CGI/Test/Form/Widget/Menu/
/usr/share/perl5/CGI/Test/Form/Widget/Menu.pm
/usr/share/perl5/CGI/Test/Form/Widget/Menu/List.pm
/usr/share/perl5/CGI/Test/Form/Widget/Menu/Popup.pm
/usr/share/perl5/CGI/Test/Input/
/usr/share/perl5/CGI/Test/Input.pm
/usr/share/perl5/CGI/Test/Input/Multipart.pm
/usr/share/perl5/CGI/Test/Input/URL.pm
/usr/share/perl5/CGI/Test/Page/
/usr/share/perl5/CGI/Test/Page.pm
/usr/share/perl5/CGI/Test/Page/Error.pm
/usr/share/perl5/CGI/Test/Page/HTML.pm
/usr/share/perl5/CGI/Test/Page/Other.pm
/usr/share/perl5/CGI/Test/Page/Real.pm
/usr/share/perl5/CGI/Test/Page/Text.pm