validate bytecode hex input

dragonfly-xyz · Jun 15, 2024 · c11750d · c11750d
1 parent e6f65e8
commit c11750d
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/routes/(app)/player/+page.svelte b/src/routes/(app)/player/+page.svelte
@@ -179,6 +179,9 @@
             if (!code.startsWith('0x')) {
                 code = `0x${code}`;
             }
+            if (!/^0x[a-f0-9]$/i.test(code)) {
+                throw new UserError('Invalid bytecode hex.');
+            }
             const hexCode = code as Hex;
             const codeHash = keccak256(hexCode);
             const encrypted = await encryptPlayerCode(