Top 10 web hacking techniques of 2025

2026-07-31T08:51:47Z12eeb552cbc7ee2090c262c47149aaefd29582f000c71de1d8beeea749450eb9
CORSCSP-bypassCSS-exfiltrationHTTP-desyncHTTP-request-smugglingJWTSAMLSSRFXSSaccess-controlauthentication-bypassbrowser-securitycookie-securityopen-redirectparser-confusionrace-conditionsecurity-researchtoken-forgeryweb-application-securityweb-cache-poisoningweb-security

What happened

PortSwigger Research’s 2024–2026 collection covers advanced web application security research, including SAML authentication bypasses, cookie and parser discrepancies, HTTP request smuggling and desynchronization, URL validation bypasses affecting SSRF/CORS/open redirects, cache poisoning, CSS and form-based data exfiltration, token forgery, race conditions, XSS, and browser or protocol inconsistencies. Several entries describe techniques capable of session theft, authentication or authorization bypass, sensitive-data exfiltration, and potentially site-wide compromise. The document is a high-s

Why it matters

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

Evidence and limitations

Source ID
portswigger_research
Record identifier
12eeb552cbc7ee2090c262c47149aaefd29582f000c71de1d8beeea749450eb9
Enrichment time
2026-07-31T08:51:47Z
AI-assisted enrichment
Yes

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