diff --git a/Plugins/LocatePlugin.h b/Plugins/LocatePlugin.h
index bc1483bca..2903edce1 100644
--- a/Plugins/LocatePlugin.h
+++ b/Plugins/LocatePlugin.h
@@ -51,6 +51,11 @@ public:
 
 		int lat = static_cast<int>(100000.*atof(parameters[0].c_str()));
 		int lon = static_cast<int>(100000.*atof(parameters[1].c_str()));
+
+		if(lat>90*100000 || lat <-90*100000 || lon>180*100000 || lon <-180*100000) {
+		    reply = http::Reply::stockReply(http::Reply::badRequest);
+		    return;
+		}
 		//query to helpdesk
 		_Coordinate result;
 		nodeHelpDesk->findNearestNodeCoordForLatLon(_Coordinate(lat, lon), result);
diff --git a/Plugins/RoutePlugin.h b/Plugins/RoutePlugin.h
index 570adbb62..628ab9050 100644
--- a/Plugins/RoutePlugin.h
+++ b/Plugins/RoutePlugin.h
@@ -81,6 +81,16 @@ public:
 		int lat2 = static_cast<int>(100000.*atof(parameters[2].c_str()));
 		int lon2 = static_cast<int>(100000.*atof(parameters[3].c_str()));
 
+        if(lat1>90*100000 || lat1 <-90*100000 || lon1>180*100000 || lon1 <-180*100000) {
+            reply = http::Reply::stockReply(http::Reply::badRequest);
+            return;
+        }
+
+        if(lat2>90*100000 || lat2 <-90*100000 || lon2>180*100000 || lon2 <-180*100000) {
+            reply = http::Reply::stockReply(http::Reply::badRequest);
+            return;
+        }
+
 		_Coordinate startCoord(lat1, lon1);
 		_Coordinate targetCoord(lat2, lon2);