Be part of JetBrains PHPverse 2026 on June 9 – a free online event bringing PHP devs worldwide together.

Ashley_Mok's avatar

Laravel 10 CROS issue

I get below error in Laravel 10

Access to XMLHttpRequest at 'https://member.dev.mydomain.com/members/fernando/basic' from origin 'https://admin.dev.mydomain.com' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: The 'Access-Control-Allow-Origin' header contains multiple values 'https://admin.dev.mydomain.com, https://admin.dev.mydomain.work', but only one is allowed.

This is my kernel.php

protected $middleware = [
        \App\Http\Middleware\TrustHosts::class,
        \App\Http\Middleware\TrustProxies::class,
        \App\Http\Middleware\PreventRequestsDuringMaintenance::class,
        \App\Http\Middleware\TrimStrings::class,
        // \Illuminate\Foundation\Http\Middleware\ValidatePostSize::class,
        // \Illuminate\Foundation\Http\Middleware\ConvertEmptyStringsToNull::class,
        // \Illuminate\Session\Middleware\StartSession::class,
        // \App\Http\Middleware\PreflightResponse::class,
        \Illuminate\Foundation\Http\Middleware\CheckForMaintenanceMode::class,
        \Illuminate\Http\Middleware\HandleCors::class,
        \App\Http\Middleware\PreventRequestsDuringMaintenance::class,
        //\App\Http\Middleware\EncryptCookies::class,
        //\Illuminate\Cookie\Middleware\AddQueuedCookiesToResponse::class,
        \Illuminate\Session\Middleware\StartSession::class,
        //\Illuminate\View\Middleware\ShareErrorsFromSession::class,
        // \Illuminate\Foundation\Http\Middleware\VerifyPostSize::class,
        \Illuminate\Foundation\Http\Middleware\ValidatePostSize::class,
    ];

This is my config/cors.php

<?php

return [

    'paths' => ['*'],

    'allowed_methods' => ['*'],

    'allowed_origins' => ['*.dev.mydomain.com'],

    'allowed_origins_patterns' => [],

    'allowed_headers' => ['*'],

    'exposed_headers' => [],

    'max_age' => 0,

    'supports_credentials' => true,
];
0 likes
1 reply

Please or to participate in this conversation.