Flask – multiple session cookies with the same name
问题 I have found a very strange problem in my Flask application. I discovered that in some circumstances multiple session cookies could be created with the same name. I attached a picture about it. It is not browser specific. It is strange itself, but the real problem comes when I try to validate a form with CSRF token. Unfortunately, Flask picks a wrong session cookie and the validation of the CSRF token cannot be successful. And even more strangely the problem persists even after multiple form