Fix npm audit

package.json

@@ -102,7 +102,7 @@
         "typescript": "~3.0.1",
         "webpack": "^4.25.1",
         "webpack-cli": "^3.1.2",
-        "webpack-dev-server": "^3.1.5",
+        "webpack-dev-server": "^3.1.14",
         "webpack-stream": "5.0.0"
     }
-}
+}