CVE-2026-56449: Apache HTTP Server

High severity, CVSS 7.5. EPSS: 0.6% chance of exploitation in the next 30 days.

Out-of-bounds Write vulnerability in Apache HTTP Server's mod_proxy_html with crafted HTTP response bodies. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68.

Affected products

• Apache HTTP Server: from 2.4.0, before 2.4.69 (fixed in 2.4.69)

Published 2026-10-01. Last modified 2026-10-05.