Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Kunal Custom 404 Pro custom-404-pro.This issue affects Custom 404 Pro: from n/a through <= 3.11.1.CreditsDimas Maulana | Patchstack Bug Bounty ProgramReferenceshttps://patchstack.com/database/Wordpress/Plugin/custom-404-pro/vulnerability/wordpress-custom-404-pro-plugin-3-11-1-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve