rust-actix-http: actix-http versions before 3.12.1 contain an HTTP request smuggling vulnerability in the HTTP/1.1 parser that accepts...
CVE-2026-73051 is fixed in rust-actix-http on 1 platform by DEBIAN-CVE-2026-73051 (version 3.13.1-1), released August 15, 2026. It is not reported as exploited. Patch Radar priority: Routine.
actix-http versions before 3.12.1 contain an HTTP request smuggling vulnerability in the HTTP/1.1 parser that accepts requests with both Content-Length and Transfer-Encoding: chunked headers. Unauthenticated remote attackers can exploit this through a front-end intermediary to desynchronize backend requests and smuggle malicious HTTP requests to the Actix service.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| rust-actix-http · Debian 14 | 3.13.1-1 | DEBIAN-CVE-2026-73051 | Aug 15, 2026 |
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