HAProxy through 2.0.32, 2.1.x and 2.2.x through 2.2.30, 2.3.x and 2.4.x through 2.4.23, 2.5.x and 2.6.x before 2.6.15, 2.7.x before 2.7.10, and 2.8.x before 2.8.2 forwards empty Content-Length headers, violating RFC 9110 section 8.6. In uncommon cases, an HTTP/1 server behind HAProxy may interpret the payload as an extra request.
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "2.0.31-0ubuntu0.2", "binary_name": "haproxy" }, { "binary_version": "2.0.31-0ubuntu0.2", "binary_name": "haproxy-dbgsym" }, { "binary_version": "2.0.31-0ubuntu0.2", "binary_name": "haproxy-doc" }, { "binary_version": "2.0.31-0ubuntu0.2", "binary_name": "vim-haproxy" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "2.4.22-0ubuntu0.22.04.2", "binary_name": "haproxy" }, { "binary_version": "2.4.22-0ubuntu0.22.04.2", "binary_name": "haproxy-dbgsym" }, { "binary_version": "2.4.22-0ubuntu0.22.04.2", "binary_name": "haproxy-doc" }, { "binary_version": "2.4.22-0ubuntu0.22.04.2", "binary_name": "vim-haproxy" } ] }