HTTP Response Smuggling vulnerability in Apache HTTP Server via mod_proxy_uwsgi. This issue affects Apache HTTP Server: from 2.4.30 through 2.4.55. Special characters in the origin response header can truncate/split the response forwarded to the client.
https://security.gentoo.org/glsa/202309-01
https://lists.debian.org/debian-lts-announce/2023/04/msg00028.html