이메일 주소가 별칭으로 표시되며 등록 스팸이 발생하는 포럼, "normalize_emails" 활성화 상태에도 문제 지속

지원
3

I believe it is a timing thing and those spam emails were created before the setting was made default enabled and your forum updated.

you should be able to just bulk delete those remaining spam accounts.