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Intermediate

Build an XSS Scanner

Build a JavaScript tool that crawls a target URL, injects common XSS payloads into form fields and URL parameters, and reports which inputs are vulnerable.

#xss#scanning#automation#javascript

project stats

800

total XP

5

stages

progress0%
3–5 hours800 XP

outcome

A working XSS scanner CLI tool with a structured findings report

Build Stages

Security Review— complete all build stages first