EazyDocs < 2.4.0 - Subscriber+ Arbitrary Posts Deletion and Document Management

Description The plugin re-introduced CVE-2023-6029 (https://wpscan.com/vulnerability/7a0aaf85-8130-4fd7-8f09-f8edc929597e/) in 2.3.8, allowing any authenticated users, such as subscriber to delete arbitrary posts, as well as add and delete documents/sections. The issue was partially fixed in 2.3.9.

PoC

v 2.3.8, same PoC than https://wpscan.com/vulnerability/7a0aaf85-8130-4fd7-8f09-f8edc929597e/ v 2.3.9 (can only delete arbitrary documents from the plugin) 1 - Login as a subscriber and view the source of the backend page. 2 - Search for eazydocs_local_object variable. 3 - Inside the variable, you will find the option tag containing the _wpnonce and the post id. 4 - Change the value of the following URL with the data from step 3: https://example.com/wp-admin/admin-post.php?Doc_Delete=yes&_wpnonce=&lt;_wpnonce&gt;&amp;DeleteID;=