CVE-2026-75921
largeAuthenticated Arbitrary File Upload RCE in Master Addons for Elementor WordPress Plugin
Master Addons for Elementor, a WordPress plugin, is vulnerable to authenticated arbitrary file upload in all versions up to and including 3.1.9 via the upload_template_kit() AJAX handler. The handler enforces the upload_files capability instead of the manage_options capability required by its sibling handlers, performs no per-entry file type validation after extracting a template-kit ZIP, and can be triggered by editors because the required nonces are localized on the Pages list screen, which is accessible to any user with edit_pages. An attacker with editor-level or higher access can therefore upload executable files, enabling remote code execution on the affected site. Any WordPress installation running the plugin at version 3.1.9 or earlier is affected, with risk concentrated on sites where editor-or-higher accounts are compromised or misused. No public proof-of-concept or confirmed in-the-wild exploitation is known; EPSS currently estimates a 0.6% chance of exploitation within the next 30 days.
What to do: Upgrade Master Addons for Elementor to the latest patched release (any version beyond 3.1.9) as soon as it is available. Until upgraded, audit and minimize editor-level accounts and scan the uploads directory for unexpected executable files (e.g., PHP); a WAF/virtual-patching rule (e.g., Wordfence) can block exploitation in the interim.
| Master Addons for Elementor – Elementor Addons, Widgets, Mega Menu Builder, Popup Builder, Widget Builder & Template Kit | all versions up to and including 3.1.9 |
Order-of-magnitude estimate by the model from install counts, market share and public scan data it knows; verify before quoting.
The Master Addons for Elementor – Elementor Addons, Widgets, Mega Menu Builder, Popup Builder, Widget Builder & Template Kits plugin for WordPress is vulnerable to Arbitrary File Upload in all versions up to, and including, 3.1.9 via the upload_template_kit function. This is due to incorrect authorization on the upload_template_kit() AJAX handler, which requires only upload_files capability instead of the manage_options required by all sibling handlers, combined with missing per-entry file type filtering after ZIP extraction. This makes it possible for authenticated attackers, with editor-level access and above, to upload files that may be executable, which makes remote code execution possible. Editors can satisfy the nonce requirement because the required nonces are localized on the standard Pages list screen, which is accessible to any user with the edit_pages capability.
- Ecosystems
- WordPress
- Weakness
- CWE-863
- Vector
- CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
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