How to Solve 403 Error in Spring Boot Post Request

Question

I am newbie in spring boot rest services. I have developed some rest api in spring boot using maven project.

I have successfully developed Get and <

Answer 1

To build on the accepted answer

Many HTTP client libraries (eg Axios) implicitly set a Content-Type: JSON header for POST requests. In my case, I forgot to allow that header causing only POSTS to fail.

@Bean
CorsConfigurationSource corsConfigurationSource() {
    ...
    configuration.addAllowedHeader("Content-Type"); // <- ALLOW THIS HEADER 
    ...
}