Apache 2.4.68 fixes issues across mod_proxy, mod_http2, mod_ssl and .htaccess handling. For older reverse-proxy estates, this is a good moment to audit the config, not just patch it.
Ubuntu 26.04 LTS ships with stricter TLS defaults in Apache and Nginx. That is the right baseline, but older partner systems, internal tools, and devices can still fail unless you plan staged handshake, certificate, and rollback testing before production.