patterns/waf_patterns/nginx/lfi.conf

# Nginx WAF rules for LFI
# Automatically generated from OWASP rules.
# Include this file in your server or location block.

map $request_uri $waf_block_lfi {
    default 0;
    "~*(?:(?:^|[x5c/;]).{2,3}[x5c/;]|[x5c/;].{2,3}(?:[x5c/;]|$))" 1;
}

if ($waf_block_lfi) {
    return 403;
    # Log the blocked request (optional)
    # access_log /var/log/nginx/waf_blocked.log;
}