The WC Fields Factory WordPress plugin before 4.1.11 does not properly restrict access to, or verify a nonce for, a post-cloning action, allowing Contributor-level users and above to duplicate arbitrary posts of any type or status, including other users' private or draft content, and gain read access to the resulting copy.

The WC Fields Factory WordPress plugin before 4.1.11 does not properly restrict access to, or verify a nonce for, a post-cloning action, allowing Contributor-level users and above to duplicate arbitrary posts of any type or status, including other users' private or draft content, and gain read access to the resulting copy.