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Questions - cors

CORS Error - Even with correct headers set

I have a FE made with react and a BE with node/express/mongodb/mongoose. This is my first attempt at trying to connect everything together. As far as I am aware everything is correct but I am still ge...
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mharre

node.js

express

cors

Votes: 0

Answers: 2

Latest Answer

There're 2 things you can do: Set proxy in react package.json. For example: { "proxy": "http://localhost:3000" } Or you can use cors in the backend: https://www.npmjs.com/package/...
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Sütemény András

Problem with CORS when using cookies in apollo-server-rexpress and create-react-app

I am using apollo-server-express in the backend and react in the frontend. I want to use cookies for authentication so I set up my server like in the code below, which is the result of multiple tutori...
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Rurpot

typescript

cors

create-react-app

react-apollo

apollo-server

Votes: 0

Answers: 1

Latest Answer

I finally found the solution. I had to add http://localhost:3000 to my cors settings: server.applyMiddleware({ app, cors: { origin: ["https://studio.apollographql.com", "http...
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Rurpot

ASP.NET Core Web Api and SignalR over CORS

I'm developing a ASP.NET Core Web API .NET6 on visual studio, I added SignalR and CORS to it. If I open the SignalR URL on a browser I do see the "Connection ID required" Now I created a htm...
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javirs

javascript

asp.net-core

cors

signalr

.net-6.0

Votes: 0

Answers: 0

Spring CORS for multipart requests: Response to preflight request doesn't pass access control check

I've researched through a lot of other questions about the same problem but no solution helped. Excuse me if I missed some useful options and duplicated the resolved question. I've got React fronend a...
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Kamo Spertsian

reactjs

spring-boot

cors

Votes: 0

Answers: 1

Latest Answer

Thanks to @PraveenE, I've traced the preflight request with Firebase Dev Tools and found the problem. There was a typo in the request type (POST_BASE instead of POST), so the CORS legally rejected it....
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Kamo Spertsian

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