Top 10 web hacking techniques of 2025

2026-03-04T21:28:22Zdadba5226f1462556c56e3cf601e056ac27930210fe0cba19d74404b42c34ead
ai-extensionsauthentication-bypassburp-suitecookie-prefix-bypasscss-exfiltrationexploit-toolinghttp-desynchttp/1.1httponly-cookie-theftjwt-forgerypdf-rendering-discrepanciesportswiggerrace-conditionsrequest-smugglingsamlsignsaboteurtrace-methodunicode-overflowweb-securitywebsocket

What happened

Collection of PortSwigger Research posts (Top 10 Web Hacking Techniques 2025 and related publications) detailing multiple high-impact web security research topics from 2024–2025. Notable findings include parser-level SAML inconsistencies enabling full authentication bypasses in Ruby/PHP SAML libraries (unauthenticated admin access demonstrated), HTTP/1.1 desynchronisation (desync) and request-smuggling exploitation techniques, bypasses for __Host/__Secure cookie prefixes and techniques to steal HttpOnly cookies, CSS-based data exfiltration, WebSocket analysis and tooling, JWT forgery tooling (

Why it matters

A reviewed impact interpretation has not been published for this record.

Evidence and limitations

Source ID
portswigger_research
Record identifier
dadba5226f1462556c56e3cf601e056ac27930210fe0cba19d74404b42c34ead
Enrichment time
2026-03-04T21:28:22Z
AI-assisted enrichment
Yes

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Record · Top 10 web hacking techniques of 2025 · Baitaphish