4.5.2 MetaDefender Email Security release

Release Date: December 19, 2018

MetaDefender Email Security 4.5.2 is a maintenance release focused on stability improvements

URL encoding of long subjects which included 3 or 4 bytes UTF-8 characters could fail

When MetaDefender Email Security received emails with 3 or 4 byte UTF-8 character subject content then parsing of the email could fail and subsequently prevent the email from being processed and delivered.

Memory leak

A minor memory leak detected in MetaDefender Email Security was fixed.