CVE-2026-44546

The vulnerability (CVE-2026-44546) affects the Daphne web server prior to 4.2.2. It stems from a parser differential between Twisted and Autobahn: Twisted does not treat certain bytes (0x0b, 0x0c, 0x1c, 0x1d, 0x1e, 0x85) as header separators, while Autobahn decodes header values to str and calls ...

CVE-2026-44545

CVE-2026-44545 affects daphne before 4.2.2. The issue arises because it did not pass maxFramePayloadSize or maxMessagePayloadSize to Autobahn’s WebSocketServerFactory. Autobahn defaults these values to 0 (unlimited), enabling an unauthenticated remote attacker to send arbitrarily large WebSocket ...