SKILL: HTTP Host Header Attacks — Injection & Routing Abuse AI LOAD INSTRUCTION : Covers Host header injection for password reset poisoning, cache poisoning, SSRF via routing, and virtual host bypass. Includes bypass techniques for Host validation and framework-specific behaviors. Base models often miss the double-Host trick, absolute-URI override, and connection-state attacks. 0. RELATED ROUTING - web-cache-deception when Host injection is combined with cache behavior - ssrf-server-side-request-forgery when Host header routes requests to internal services - open-redirect when Host injection…