CVE-2026-100669 Grav before 2.0.25 Sensitive File Disclosure via Case-Variation Bypass

Grav before 2.0.25 ships web server configuration samples whose access-control deny rules are matched case-sensitively. In webserver-configs/web.config IIS, every deny rule usersensitivefolders, useraccounts, userdata, usererrorredirect, userpages, system, vendor, ignorefolders sets...