https://vulnerability.circl.lu/rss/recent/all/10 Most recent entries from all 2026-10-03T08:17:34.331454+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent entries. https://vulnerability.circl.lu/vuln/cve-2023-40225 CVE-2023-40225 2026-10-03T08:17:35.770761+00:00

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.

 https://vulnerability.circl.lu/vuln/usn-6294-1 USN-6294-1 — haproxy vulnerability 2026-10-03T08:17:35.770887+00:00

Affected: Ubuntu:22.04:LTS: haproxy

Ben Kallus discovered that HAProxy incorrectly handled empty Content-Length headers. A remote attacker could possibly use this issue to manipulate the payload and bypass certain restrictions.