Top 10 web hacking techniques of 2025

2026-08-04T08:51:47Z0b2176ba78d62e6beddad793b235470945a7dd935a93b6cfdbc23e49d0d9a4ff
CSS-exfiltrationHTTP-desynchronizationIDORJWTSAMLSSRFURL-validationWAF-bypassXSSaccess-controlauthentication-bypassbrowser-securitycookie-securityopen-redirectparser-discrepancyrace-conditionrequest-smugglingsecurity-researchtoken-forgeryweb-application-securityweb-cache-poisoningweb-security

What happened

PortSwigger Research feed aggregating web security research and offensive testing techniques from 2023–2026. Topics include SAML authentication bypasses, HTTP desynchronization and request smuggling, cookie and WAF parser discrepancies, CSS and XSS data exfiltration, URL validation bypasses enabling SSRF and open redirects, cache poisoning, JWT and signed-token forgery, race conditions, access-control testing, and browser or protocol inconsistencies. The document describes research themes rather than a single confirmed vulnerability and does not provide specific CVE identifiers.

Why it matters

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

Evidence and limitations

Source ID
portswigger_research
Record identifier
0b2176ba78d62e6beddad793b235470945a7dd935a93b6cfdbc23e49d0d9a4ff
Enrichment time
2026-08-04T08:51:47Z
AI-assisted enrichment
Yes

This record may overlap with other records. Its enrichment can be incomplete or wrong, and machine assistance was used. Validate consequential decisions against the linked source and your own environment.

Record · Top 10 web hacking techniques of 2025 · Baitaphish