Eval injection vulnerability in the Module-Metadata module before 1.000015 for Perl allows remote attackers to execute arbitrary Perl code via the $Version value.
https://metacpan.org/changes/distribution/Module-Metadata
http://lists.fedoraproject.org/pipermail/package-announce/2013-August/114912.html
http://lists.fedoraproject.org/pipermail/package-announce/2013-August/114904.html