CVE-2026-48061

Litestar prior to v2.22.0 is affected by CVE-2026-48061: AllowedHostsMiddleware may bypass host validation by using X-Forwarded-Host when Host is absent, enabling host-header injection (e.g., password reset links, cache keys, routing decisions). The issue occurs when no reverse proxy strips X-For...

Reliance on Untrusted Inputs in a Security Decision

Overview litestar is a Litestar - A production-ready, highly performant, extensible ASGI API Framework Affected versions of this package are vulnerable to Reliance on Untrusted Inputs in a Security Decision through the AllowedHostsMiddleware in the host validation middleware. An attacker can bypa...