A new class of attacks, termed 'CSS bomb' attacks, have emerged, exploiting CSS styling code in webmail services like Outlook, Gmail, and Yahoo Mail. These attacks can hijack user sessions, spy on activities, and steal…
5 articles · Updated August 9, 2026
Recent Intelligence Reports
CSS attacks still break webmail defenses and steal passwords, tokens— Feeds.4Sysops · August 9, 2026