CVE-2026-42544

HIGH

7.5

Descricao

Granian is a Rust HTTP server for Python applications. From 1.2.0 to 2.7.4, Granian aborts a worker process when an unauthenticated client sends a WebSocket upgrade request whose Sec-WebSocket-Protocol header contains non-ASCII bytes. The crash happens in Granian's WebSocket scope construction path, before the ASGI application is invoked. This vulnerability is fixed in 2.7.4.

Detalhes CVE

Pontuacao CVSS v3.17.5

SeveridadeHIGH

Vetor CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado5/12/2026

Ultima modificacao5/12/2026

Fontenvd

Avistamentos honeypot0

Fraquezas (CWE)

CWE-20CWE-248CWE-400

Referencias

https://github.com/emmett-framework/granian/security/advisories/GHSA-vrg7-482j-p6f6(security-advisories@github.com)

Correlacoes IOC

Sem correlacoes registradas

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