The Play.ht – Make Your Blog Posts Accessible With Text to Speech Audio plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 3.6.4 via deserialization of untrusted input from the play_podcast_data post meta. This makes it possible for authenticated attackers, with contributor-level access and above, to inject a PHP Object. No known POP chain is present in the vulnerable plugin. If a POP chain is present via an additional plugin or theme installed on the target system, it could allow the attacker to delete arbitrary files, retrieve sensitive data, or execute code.

The Play.ht – Make Your Blog Posts Accessible With Text to Speech Audio plugin for WordPress is vulnerable to unauthorized access of functionality due to a missing capability check on several functions in all versions up to, and including, 3.6.4. This makes it possible for authenticated attackers, with subscriber access or higher, to delete, retrieve, or modify post metadata, retrieve posts contents of protected posts, modify conversion data and delete article audio.

The Play.ht – Make Your Blog Posts Accessible With Text to Speech Audio plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 3.6.4. This is due to missing or incorrect nonce validation on several functions. This makes it possible for unauthenticated attackers to invoke those functions via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.