CVE-2021-4341 uListing <= 1.6.6 - Unauthenticated Wordpress Options Changes via AJAX

The uListing plugin for WordPress is vulnerable to authorization bypass via Ajax due to missing capability checks, missing input validation, and a missing security nonce in the stmupdateemaildata AJAX action in versions up to, and including, 1.6.6. This makes it possible for unauthenticated...