BeEF-XSS, or Browser Exploitation Framework, is a powerful open-source tool pre-installed in Kali Linux (version 0.5.4.0), designed for penetration testers and red teams. This browser exploitation tool for ethical hacking hooks web browsers using JavaScript payloads to launch client-side attacks like XSS, keylogging, and phishing. With over 300 command modules and an 81.48 MB footprint, BeEF-XSS is a leading web browser vulnerability scanner for cybersecurity professionals, enabling real-time control via a web UI for assessing browser security.