![]() ![]() ![]() Allowing any origin with Access-Control-Allow-Origin: is guaranteed to work in all scenarios but may have security implications like some CSRF attacks depending on how the server controls access to resources and use sessions and cookies. Res.header("Access-Control-Allow-Origin", " res. Port numbers can be higher if you are serving multiple apps at the same time. Here my index.js : import mongoose from 'mongoose' 'Request header field access-control-allow-origin is not allowed by Access-Control-Allow-Headers in preflight response.'. I tried many things I saw in stack overflow issues and node.js, CORS documentation,… but still I’m stuck with this error : The ‘Access-Control-Allow-Origin’ header has a value ‘ that is not equal to the supplied origin. 2-set headers manually like this: resonseobject.header ('Access-Control-Allow-Origin', '') resonseobject.header ('Access-Control-Allow-Headers', 'Origin, X-Requested-With, Content-Type, Accept') 3-config NGINX for proxypass which is. Make sure you are clear about the difference between them and then check each header to ensure you are sending it in the correct direction. there are 6 ways to do this in React, number 1 and 2 and 3 are the best: 1-config CORS in the Server-Side. Access-Control-Allow-Origin should just be a response header but youre sending it both ways. ![]() When you open your web browser and go to the origin of the web page displayed to you is or localhost:3000 (if you open a web app on your. I’m stuck with this CORS error when I try to register a user on my register Vue Component. Firstly, youre mixing up request headers and response headers. The origin is the name of a host scheme, hostname, and port, e.g.,, or a file open at the localhost. For solving the problem: Access-Control-Allow-Origin header on a get request just add: app.use(function(req, res. I’m trying to make a side project to implement node.js with Vue.js. In two words: If you are using expressJS like me. ![]()
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