In KDE KMail 19.12.3 (aka 5.13.3), the SMTP STARTTLS option is not honored (and cleartext messages are sent) unless "Server requires authentication" is checked.
2021-08-10T15:15:08.390
2024-11-21T06:16:55.660
Modified
CVSSv3.1: 5.3 (MEDIUM)
AV:N/AC:M/Au:S/C:P/I:N/A:N
6.8
2.9