Linux - Send Email with Attachment from CLI

Install necessary packages

sudo apt-get install mutt postfix -y

Send the Email

echo "This is the message body" | \
  mutt -a "/path/to/file.to.attach" \
  -s "subject of message" \
  -- recipient@domain.com

References

• Stack Overflow - How do I send a file as an email attachment using Linux command line?