Twisted: HTTP Request Smuggling In Twisted.web Via A Bare CR Or LF In A Header Value

Summary An incomplete header-value validation CWE-444 in the Twisted HTTP server lets a bare carriage return or line feed in a header value hide a following header from the parser. "twisted.web.http.HTTPChannel.headerReceived" rejects a NUL byte in a header value but not a bare CR or LF, even...

Twisted: HTTP Request Smuggling in twisted.web via a Bare CR or LF in a Header Value

Summary An incomplete header-value validation CWE-444 in the Twisted HTTP server lets a bare carriage return or line feed in a header value hide a following header from the parser. twisted.web.http.HTTPChannel.headerReceived rejects a NUL byte in a header value but not a bare CR or LF, even thoug...

GHSA-Q7QQ-6MHP-9RC4 Twisted: HTTP Request Smuggling in twisted.web via a Bare CR or LF in a Header Value

Summary An incomplete header-value validation CWE-444 in the Twisted HTTP server lets a bare carriage return or line feed in a header value hide a following header from the parser. twisted.web.http.HTTPChannel.headerReceived rejects a NUL byte in a header value but not a bare CR or LF, even thoug...

Twisted input validation error vulnerability

Versions of Twisted prior to 26.10.0rc1 contain an input validation error vulnerability. This vulnerability stems from the fact that twisted.web.http.HTTPChannel.headerReceived accepts raw carriage returns or line feeds in HTTP header values and splits header lines only on CRLF. This may lead to...

PT-2026-122441

Summary An incomplete header-value validation CWE-444 in the Twisted HTTP server lets a bare carriage return or line feed in a header value hide a following header from the parser. twisted.web.http.HTTPChannel.headerReceived rejects a NUL byte in a header value but not a bare CR or LF, even thoug...