wrap new URL in try/catch

MetaMask · May 10, 2022 · f4cfade · f4cfade
1 parent 2be88f4
commit f4cfade
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/app/scripts/lib/rpc-method-middleware/handlers/add-ethereum-chain.js b/app/scripts/lib/rpc-method-middleware/handlers/add-ethereum-chain.js
@@ -78,8 +78,12 @@ async function addEthereumChainHandler(
   }
 
   const isLocalhost = (strUrl) => {
-    const url = new URL(strUrl);
-    return url.hostname === 'localhost' || url.hostname === '127.0.0.1';
+    try {
+      const url = new URL(strUrl);
+      return url.hostname === 'localhost' || url.hostname === '127.0.0.1';
+    } catch (error) {
+      return false;
+    }
   };
 
   const firstValidRPCUrl = Array.isArray(rpcUrls)