# CVE-2026-48710: A Kludex Starlette bug is being used in attacks

Status: Being used now (CISA KEV, added 2026-09-02)
Who: 
Do this: 

## Agent prompt (read-only)
Read-only check, change nothing, send nothing anywhere.
Is Kludex Starlette (CVE-2026-48710) installed or running on this machine or in this project?
1. Find every copy and its version (apps, packages, containers, lockfiles).
2. Compare each version against the vendor's fixed version for CVE-2026-48710. Quote the vendor page you used.
3. Report a table: where, version, fixed version, status (exposed / fixed / not installed / unsure).
4. List the exact update steps, but do not run them.

## Official description
Kludex Starlette contains a HTTP request/response smuggling vulnerability that could allow attackers to inject paths into the host part, prepending the actual path leading to issues such as authentication bypass when the authentication depends on the reconstructed URL’s path. This vulnerability could be chaned with CVE-2026-42271.

## Sources
- https://nvd.nist.gov/vuln/detail/CVE-2026-48710
- https://nvd.nist.gov/vuln/detail/CVE-2026-48710

Generated by isitexploited.org from public sources. Verify version numbers against the vendor before acting.