Mikrotik Routeros Authentication Bypass Vulnerability =link=

Ensure you are running the latest Stable channel version of RouterOS. As of 2026, many older 6.x versions are vulnerable to various exploits.

/ip firewall filter add chain=input protocol=tcp dst-port=8291 src-address=!192.168.88.0/24 action=drop comment="Block Winbox from WAN" mikrotik routeros authentication bypass vulnerability