Update xml/System/Uri.xml

Author: MihaZupan

xml/System/Uri.xml

@@ -2888,7 +2888,7 @@ The following examples show a URI and the results of calling <xref:System.Uri.Ge
  <xref:System.Uri.IsLoopback*> returns `true` if the URI specified when this instance was created was 127.0.0.1, loopback, or localhost, or if the URI did not specify host information (for example, file:///c:Dir/file.txt). All other URIs return `false`.
 
 > [!WARNING]
-> This property alone doesn't guarantee that a request doesn't target local resources. A host can resolve to a local address, even though this property returns `false`. Use other mitigations to protect against server-side request forgery (SSRF).
+> This property alone doesn't guarantee that a request avoids local resources. A host can resolve to a loopback or private IP address even when this property returns `false`. Use other mitigations to protect against server-side request forgery (SSRF).
 
 ## Examples
  The following example creates a <xref:System.Uri> instance and determines whether it references a local host.