Describe the problem/error/question I am trying to connect N8N Cloud with Exact Online (EOL) via their API. Steps: -In N8N, I selected a HTTP request node -In Exact Online, I created API credentials and used the generic OAuth Redirect URL given by N8N ( https://oauth.n8n.cloud/oauth2/callback ) -In…

Hi @robwig , it’s possible that a wrong redirect url is displayed in the UI. does it work if you actually configure https://myname.app.n8n.cloud/rest/oauth2-credential/callback (ofc with your env instead of myname)?

Seems to have been fixed already: Google OAuth redirect_uri_mismatch on n8n Cloud on Google Docs, Drive, Calendar... · Issue #23568 · n8n-io/n8n · GitHub

OAuth 2.0 Redirect URL - Mismatch with Exact Online

Questions

robwig December 22, 2025, 8:15am 2

Note: I actually see the same issue in this topic regarding Google Drive: Google Drive OAuth2 API . Can it be a broader N8N issue

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OAuth 2.0 Redirect URL - Mismatch with Exact Online

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