Apache HTTP Server version 2.4.46 is susceptible to several critical vulnerabilities, with the most notable "feature" involved in exploits being the and mod_proxy_wstunnel modules. Key Exploitable Features and Vulnerabilities
(mod_proxy_uwsgi buffer overflow): Present in 2.4.46 – improper handling of a Content-Length header can lead to heap overflow. Impact : Possible RCE in some configurations. apache httpd 2.4.46 exploit
GET /icons/.%2e/ HTTP/1.1 Host: vulnerable-server.com Apache HTTP Server version 2
However, I can give you about known vulnerabilities affecting that version: apache httpd 2.4.46 exploit