The Remote Content Shortcode plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 1.5 via the remote_content shortcode. This makes it possible for authenticated attackers, with contributor-level access and above, to make web requests to arbitrary locations originating from the web application and can be used to query and modify information from internal services.

The Remote Content Shortcode plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'remote_content' shortcode in all versions up to, and including, 1.5 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Justin Silver Remote Content Shortcode allows PHP Local File Inclusion.This issue affects Remote Content Shortcode: from n/a through 1.5.