Vulnerability in Litestar-org Litestar

CVE-2026-48061

Litestar is an Asynchronous Server Gateway Interface (ASGI) framework. In versions prior to 2.22.0, an attacker can bypass the allowed hosts validation by omitting the Host header and supplying an X-Forwarded-Host header set to a whitelist…

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-48061?
CVE-2026-48061 is a medium-severity vulnerability in Litestar-org Litestar, classified under Improper Neutralization of HTTP Headers for Scripting Syntax. CVSS score: 5.9/10. Published 2026-08-03.
How severe is CVE-2026-48061?
Medium severity. CVSS v3 base score is 5.9 out of 10.