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Threat Entry
Updated 2026-03-04
CVE-2026-1273 - Post Grid Gutenberg Blocks for News, Magazines, Blog Websites – PostX Plugin
The Post Grid Gutenberg Blocks for News, Magazines, Blog Websites – PostX plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 5.0.8 via the `/ultp/v3/starter_dummy_post/` and `/ultp/v3/starter_import_content/` REST API endpoints. This makes it possible for authenticated attackers, with Administrator-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.
PLUGIN
Post Grid Gutenberg Blocks for News, Magazines, Blog Websites – PostX
CVE-2026-1273
Risk Score