The SEO Redirection Plugin WordPress plugin before 9.19 does not perform a capability check in one of its authenticated AJAX actions, allowing any logged-in user such as a subscriber to read the sites configured 301 redirect rules, including their source and destination URLs.
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
Access control involves the use of several protection mechanisms such as:
When any mechanism is not applied or otherwise fails, attackers can compromise the security of the product by gaining privileges, reading sensitive information, executing commands, evading detection, etc. There are two distinct behaviors that can introduce access control weaknesses: