PatchSiren

Kludex CVE debriefs

These pages are published after PatchSiren validates generated defensive summaries against stored public CVE and source evidence.

MEDIUM Kludex CVE published 2026-05-26

CVE-2026-48710

A vulnerability in Starlette (prior to version 1.0.1) allows security bypasses by exploiting malformed HTTP Host headers. The framework failed to validate the Host header before using it to reconstruct `request.url`, creating a mismatch between the routing path and the URL path exposed to middleware and endpoints. Security controls relying on `request.url` rather than the raw ASGI scope path could be circ [truncated]