Atomic Edge Product

AI-Powered CVE Analysis for WordPress Plugins

We use AI to automate the differential analysis between vulnerable and patched plugin versions to understand and interpret the security issues. What we share here is research-grade proof of concept demonstrations that are then fed back into our endpoint firewall service.

WordPress Proof of Concepts

AI-assisted vulnerability analysis with PoC demonstration

April 18, 2026

CVE-2026-4305: Royal WordPress Backup & Restore Plugin <= 1.0.16 – Reflected Cross-Site Scripting via 'wpr_pending_template' Parameter (royal-backup-reset)

The Royal WordPress Backup & Restore Plugin plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'wpr_pending_template' parameter in all versions up to, and including, 1.0.16 due to insufficient input validation. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick an…
April 18, 2026

CVE-2026-3360: Tutor LMS <= 3.9.7 – Missing Authorization to Unauthenticated Arbitrary Billing Profile Overwrite via 'order_id' Parameter (tutor)

The Tutor LMS – eLearning and online course solution plugin for WordPress is vulnerable to an Insecure Direct Object Reference in all versions up to, and including, 3.9.7. This is due to missing authentication and authorization checks in the `pay_incomplete_order()` function. The function accepts an attacker-controlled `order_id` parameter and uses it to look up order…
April 18, 2026

CVE-2026-1263: Webling <= 3.9.0 – Authenticated (Subscriber+) Stored Cross-Site Scripting via 'title' Parameter (webling)

The Webling plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to, and including, 3.9.0 due to insufficient input sanitization, insufficient output escaping, and missing capabilities checks in the 'webling_admin_save_form' and 'webling_admin_save_memberlist' functions. This makes it possible for authenticated attackers, with Subscriber-level access and above, to inject Webling forms and memberlists…
April 18, 2026

CVE-2026-4977: UsersWP <= 1.2.58 – Authenticated (Subscriber+) Restricted Usermeta Modification via 'htmlvar' Parameter (userswp)

The UsersWP – Front-end login form, User Registration, User Profile & Members Directory plugin for WordPress is vulnerable to Improper Access Control in all versions up to, and including, 1.2.58 This is due to insufficient field-level permission validation in the upload_file_remove() AJAX handler where the $htmlvar parameter is not validated against a whitelist of allowed…
April 18, 2026

CVE-2026-6443: Accordion and Accordion Slider 1.4.6 – Injected Backdoor (accordion-and-accordion-slider)

The Accordion and Accordion Slider plugin for WordPress is vulnerable to an injected backdoor in version 1.4.6. This is due to the plugin being sold to a malicious threat actor that embedded a backdoor in all of the plugin's they acquired. This makes it possible for the threat actor to maintain a persistent backdoor and…
April 18, 2026

CVE-2026-2305: AddFunc Head & Footer Code <= 2.3 – Authenticated (Contributor+) Stored Cross-Site Scripting via Custom Fields (addfunc-head-footer-code)

The AddFunc Head & Footer Code plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the `aFhfc_head_code`, `aFhfc_body_code`, and `aFhfc_footer_code` post meta values in all versions up to, and including, 2.3. This is due to the plugin outputting these meta values without any sanitization or escaping. While the plugin restricts its own metabox and…
April 18, 2026

CVE-2026-4057: Download Manager <= 3.3.51 – Missing Authorization to Authenticated (Contributor+) Media File Protection Removal (download-manager)

The Download Manager plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the `makeMediaPublic()` and `makeMediaPrivate()` functions in all versions up to, and including, 3.3.51. This is due to the functions only checking for `edit_posts` capability without verifying post ownership via `current_user_can('edit_post', $id)`, and the destructive operations…
April 18, 2026

CVE-2026-5742: UsersWP <= 1.2.60 – Authenticated (Subscriber+) Stored Cross-Site Scripting via User Badge Link Substitution (userswp)

The UsersWP plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to and including 1.2.60. This is due to insufficient input sanitization of user-supplied URL fields and improper output escaping when rendering user profile data in badge widgets. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject…
April 18, 2026

CVE-2026-4351: Perfmatters <= 2.5.9 – Authenticated (Subscriber+) Arbitrary File Overwrite via 'snippets' Parameter (perfmatters)

The Perfmatters plugin for WordPress is vulnerable to arbitrary file overwrite via path traversal in all versions up to, and including, 2.5.9. This is due to the `PMCS::action_handler()` method processing the bulk action `activate`/`deactivate` handlers without any authorization check or nonce verification. The `$_GET['snippets'][]` values are passed unsanitized to `Snippet::activate()`/`Snippet::deactivate()` which call `Snippet::update()` then `file_put_contents()`…
April 18, 2026

CVE-2026-5436: MW WP Form <= 5.1.1 – Unauthenticated Arbitrary File Move via regenerate_upload_file_keys (mw-wp-form)

The MW WP Form plugin for WordPress is vulnerable to Arbitrary File Move/Read in all versions up to and including 5.1.1. This is due to insufficient validation of the $name parameter (upload field key) passed to the generate_user_file_dirpath() function, which uses WordPress's path_join() — a function that returns absolute paths unchanged, discarding the intended base…
April 18, 2026

CVE-2026-1830: Quick Playground <= 1.3.1 – Missing Authorization to Unauthenticated Arbitrary File Upload (quick-playground)

The Quick Playground plugin for WordPress is vulnerable to Remote Code Execution in all versions up to, and including, 1.3.1. This is due to insufficient authorization checks on REST API endpoints that expose a sync code and allow arbitrary file uploads. This makes it possible for unauthenticated attackers to retrieve the sync code, upload PHP…
April 18, 2026

CVE-2026-5357: Download Manager <= 3.3.52 – Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes (download-manager)

The Download Manager plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'sid' parameter of the 'wpdm_members' shortcode in versions up to and including 3.3.52. This is due to insufficient input sanitization and output escaping on the user-supplied 'sid' shortcode attribute. The sid parameter is extracted without sanitization in the members() function and…
April 18, 2026

CVE-2026-4336: Ultimate FAQ Accordion Plugin <= 2.4.7 – Authenticated (Author+) Stored Cross-Site Scripting via FAQ Content (ultimate-faqs)

The Ultimate FAQ Accordion plugin for WordPress is vulnerable to Stored Cross-Site Scripting via FAQ content in all versions up to, and including, 2.4.7. This is due to the plugin calling html_entity_decode() on post_content during rendering in the set_display_variables() function (View.FAQ.class.php, line 746), which converts HTML entity-encoded payloads back into executable HTML, combined with insufficient…
April 18, 2026

CVE-2026-5711: Post Blocks & Tools <= 1.3.0 – Authenticated (Author+) Stored Cross-Site Scripting via 'sliderStyle' Block Attribute (bnm-blocks)

The Post Blocks & Tools plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'sliderStyle' block attribute in the Posts Slider block in all versions up to, and including, 1.3.0 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with author-level access and…
April 18, 2026

CVE-2026-2712: WP-Optimize <= 4.5.0 – Missing Authorization to Authenticated (Subscriber+) Plugin Settings Update and Image Manipulation (wp-optimize)

The WP-Optimize plugin for WordPress is vulnerable to unauthorized access of functionality due to missing capability checks in the `receive_heartbeat()` function in `includes/class-wp-optimize-heartbeat.php` in all versions up to, and including, 4.5.0. This is due to the Heartbeat handler directly invoking `Updraft_Smush_Manager_Commands` methods without verifying user capabilities, nonce tokens, or the allowed commands whitelist that the…
April 17, 2026

CVE-2026-5207: LifterLMS <= 9.2.1 – Authenticated (Custom+) SQL Injection via 'order' Parameter (lifterlms)

The LifterLMS plugin for WordPress is vulnerable to SQL Injection via the 'order' parameter in all versions up to, and including, 9.2.1. This is due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers, with Instructor-level access and above…
April 17, 2026

CVE-2026-3371: Tutor LMS <= 3.9.7 – Authenticated (Subscriber+) Insecure Direct Object Reference to Arbitrary Course Content Modification (tutor)

The Tutor LMS – eLearning and online course solution plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.9.7. This is due to missing authorization checks in the `save_course_content_order()` private method, which is called unconditionally by the `tutor_update_course_content_order` AJAX handler. While the handler's `content_parent` branch includes a…
April 17, 2026

CVE-2026-4979: UsersWP <= 1.2.58 – Authenticated (Subscriber+) Server-Side Request Forgery via 'uwp_crop' Parameter (userswp)

The UsersWP – Front-end login form, User Registration, User Profile & Members Directory plugin for WP plugin for WordPress is vulnerable to blind Server-Side Request Forgery in all versions up to, and including, 1.2.58. This is due to insufficient URL origin validation in the process_image_crop() method when processing avatar/banner image crop operations. The function accepts…
April 17, 2026

CVE-2026-5144: BuddyPress Groupblog <= 1.9.3 – Authenticated (Subscriber+) Privilege Escalation to Administrator via Group Blog IDOR (bp-groupblog)

The BuddyPress Groupblog plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 1.9.3. This is due to the group blog settings handler accepting the `groupblog-blogid`, `default-member`, and `groupblog-silent-add` parameters from user input without proper authorization checks. The `groupblog-blogid` parameter allows any group admin (including Subscribers who create their own…
April 17, 2026

CVE-2026-3498: BlockArt Blocks <= 2.2.15 – Authenticated (Author+) Stored Cross-Site Scripting via 'clientId' Block Attribute (blockart-blocks)

The BlockArt Blocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'clientId' block attribute in all versions up to, and including, 2.2.15. This is due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Author-level access and above, to inject arbitrary web scripts in pages that…

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