CVE-2021-4341

Name of the Vulnerable Software and Affected Versions uListing plugin for WordPress versions up to, and including, 1.6.6

Description The issue allows for authorization bypass via Ajax due to missing capability checks, missing input validation, and a missing security nonce in the stm update email data AJAX action. This makes it possible for unauthenticated attackers to change any WordPress option in the database.

Recommendations For versions up to, and including, 1.6.6, update to a version that includes the necessary capability checks, input validation, and security nonce to prevent unauthorized changes to WordPress options.