MikroTik Winbox 3.20 and below is vulnerable to man in the middle attacks. A man in the middle can downgrade the client's authentication protocol and recover the user's username and MD5 hashed password.
Severity
CVSS 3.1
3.7 low
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS
1.1% chance of exploitation in the next 30 days; higher than 66% of CVEs (scores of 2026-10-31)