h11: h11 accepts some malformed Chunked-Encoding bodies

A flaw was found in the h11. This vulnerability allows request smuggling via improper parsing of chunked-coding message bodies, where h11 fails to validate the required \r\n terminators...

OESA-2025-1496 python-h11 security update

h11 is suitable for implementing both servers and clients, and has a pleasantly symmetric API: the events you send as a client are exactly the ones that you receive as a server and vice-versa. Security Fixes: h11 is a Python implementation of HTTP/1.1. Prior to version 0.16.0, a leniency in h11's...

SUSE CVE-2025-43859

h11 is a Python implementation of HTTP/1.1. Prior to version 0.16.0, a leniency in h11's parsing of line terminators in chunked-coding message bodies can lead to request smuggling vulnerabilities under certain conditions. This issue has been patched in version 0.16.0. Since exploitation requires...