CVE-2026-42544

HIGH

7.5

Beschreibung

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.

CVE Details

CVSS v3.1 Bewertung7.5

SchweregradHIGH

CVSS VektorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

AngriffsvektorNETWORK

KomplexitatLOW

Erforderliche PrivilegienNONE

BenutzerinteraktionNONE

Veroffentlicht5/12/2026

Zuletzt geandert5/13/2026

Quellenvd

Honeypot-Sichtungen0

Schwachen (CWE)

CWE-20CWE-248CWE-400

Referenzen

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

IOC Korrelationen

Keine Korrelationen erfasst

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