Top 10 web hacking techniques of 2025
2026-03-19T20:52:03Z•5cc67a7d02a59dccc471cf598fbdc4e9451ebc9f4d488383d3ca6e2674d6156a
AI-assisted testingCSP bypassCSS exfiltrationHTTP desyncHttpOnly bypassJWT forgerySAMLURL validation bypassWAF bypassWebSocket security__Host prefix__Secure prefixauthentication bypasscache poisoningcookiesphp-samlrequest smugglingruby-samltiming attackstooling/automationweb application security
What happened
Collection of PortSwigger Research posts (Top 10 Web Hacking Techniques 2025 and related research) documenting multiple novel, high-impact web-security issues and attack techniques. Notable topics include parser-level SAML authentication bypasses (Ruby/PHP) allowing unauthenticated admin access, HTTP desync/request smuggling and exploitation techniques (including TRACE and HTTP/1.1 desync endgame), cookie-prefix and HttpOnly bypasses, CSS-based data exfiltration, WebSocket testing gaps, JWT forgery tooling, URL validation bypasses, timing oracles, cache exploitation, CSP/form-hijacking bypass,
Why it matters
A reviewed impact interpretation has not been published for this record.
Evidence and limitations
- Source ID
- portswigger_research
- Record identifier
- 5cc67a7d02a59dccc471cf598fbdc4e9451ebc9f4d488383d3ca6e2674d6156a
- Enrichment time
- 2026-03-19T20:52:03Z
- AI-assisted enrichment
- Yes
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