The Post Grid Gutenberg Blocks for News, Magazines, Blog Websites – PostX plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the '/ultp/v2/get_dynamic_content/' REST API endpoint in all versions up to, and including, 5.0.3. This makes it possible for unauthenticated attackers to retrieve sensitive user metadata, including password hashes.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Ultimate Post Plugin | — | Update ultimate-post plugin to version 5.0.4, or a newer patched version | Dec 22, 2025 | Dec 20, 2025 |
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