From ae27601405dd212b33e87f0c37a64229799cece2 Mon Sep 17 00:00:00 2001
From: Demian Caldelas <denik.works@protonmail.com>
Date: Fri, 18 Mar 2022 14:56:56 -0300
Subject: [PATCH] Fix double forward slash in auth callback (#2197)
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Co-authored-by: Peer Richelsen <peeroke@gmail.com>
Co-authored-by: Omar López <zomars@me.com>
---
 apps/web/pages/auth/login.tsx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/apps/web/pages/auth/login.tsx b/apps/web/pages/auth/login.tsx
index 0fba7fb9..67247881 100644
--- a/apps/web/pages/auth/login.tsx
+++ b/apps/web/pages/auth/login.tsx
@@ -59,9 +59,10 @@ export default function Login({
 
   const telemetry = useTelemetry();
 
-  let callbackUrl = typeof router.query?.callbackUrl === "string" ? router.query.callbackUrl : "/";
+  let callbackUrl = typeof router.query?.callbackUrl === "string" ? router.query.callbackUrl : "";
 
   // If not absolute URL, make it absolute
+  if (/"\//.test(callbackUrl)) callbackUrl = callbackUrl.substring(1);
   if (!/^https?:\/\//.test(callbackUrl)) {
     callbackUrl = `${WEBSITE_URL}/${callbackUrl}`;
   }