CVE-2020-12619

MailMate before 1.11 automatically imported S/MIME certificates and thereby silently replaced existing ones. This allowed a man-in-the-middle attacker to obtain an email-validated S/MIME certificate from a trusted CA and replace the public key of the entity to be impersonated. This enabled the atta...

CVE-2018-15588

MailMate before 1.11.3 mishandles a suspicious HTML/MIME structure in a signed/encrypted email.