PT-2026-29857

Rack versions 3.0.0.beta1 through 3.1.21, and 3.2.0 through 3.2.6 are affected by an issue where the Rack::Request component improperly parses the Host header, accepting characters not permitted in RFC-compliant hostnames such as /, ?, , and @. This can lead to host header poisoning in applicatio...