dev.to· Oct 21, 2026· by thinkkun

XSS Testing Methodology: A Practical Pentester's Guide

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A hands-on guide to finding and exploiting cross-site scripting vulnerabilities during penetration tests, with context-aware payload selection.
🎯 Vulnerability: Cross-Site Scripting (XSS)
💡 Defense Fix: Enforce Context-Aware Output Encoding, strict Content-Security-Policy (CSP), and HttpOnly cookie flags.
#security#webdev#pentesting#javascript