Top 10 web hacking techniques of 2025

2026-07-24T20:51:54Z2a4d09d218bb8710b5d76598270ca52bd77aeec075e40427c0d16cb7a78978c9
CORS misconfiguration','cache poisoning','single-packet race','rCSS exfiltrationGitLabHTTP desyncHttpOnly bypassJWT forgerySAMLSSRFSignSaboteurTRACETurbo IntruderURL validation bypassWAF bypassWebSocket fuzzing__Host__Secureauthentication bypasscookie sandwichcookie-prefix bypassinline-style exfiltrationnamespace confusionparser discrepanciesphantom $Version cookierequest smugglingruby-saml

What happened

A collection of PortSwigger Research posts (Top 10 Web Hacking Techniques 2025 + related articles) highlighting a broad set of high-impact web-security findings from 2024–2026. Key research includes parser- and namespace-level SAML flaws ("The Fragile Lock" and "SAML roulette") that enable full authentication bypasses and unauthenticated admin access (ruby-saml / GitLab vectors); multiple HTTP desynchronisation/request-smuggling advances (including HTTP/1.1 desync and TRACE-assisted exploitation) that enable takeover and cache/exploitation primitives; cookie-parser discrepancies allowing __Hot

Why it matters

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

Evidence and limitations

Source ID
portswigger_research
Record identifier
2a4d09d218bb8710b5d76598270ca52bd77aeec075e40427c0d16cb7a78978c9
Enrichment time
2026-07-24T20:51:54Z
AI-assisted enrichment
Yes

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Record · Top 10 web hacking techniques of 2025 · Baitaphish