CVE-2026-8692
Vulnérabilité moyenne dans Vedrixa Forms – User Registration Form, Signup Form & Drag & Drop Form Builder (registrationformbuilder)
Description
The Vedrixa Forms – User Registration Form, Signup Form & Drag & Drop Form Builder plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 1.1.1. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with subscriber-level access and above, to overwrite the structure of any form — adding, removing, or altering fields — by writing attacker-controlled data to the plugin's FORMS database table. The 'ajax-nonce' nonce used by this handler is injected into the public frontend via wp_localize_script(), so any authenticated user who visits a page containing a form shortcode can obtain it without any elevated access.
Gravité et risque d'exploitation
CVE-2026-8692 obtient un score CVSS de 4.3/10, soit une gravité moyenne. Selon le modèle EPSS, la probabilité qu'elle soit exploitée dans les 30 prochains jours est de 0.40 %, ce qui la place devant 33.0 % des CVE référencées.
Que faire ?
- Vérifiez si Vedrixa Forms – User Registration Form, Signup Form & Drag & Drop Form Builder (versions <=1.1.1, 0) est présent sur votre parc.
- Appliquez le correctif ou la version corrigée indiqués dans les références de l'éditeur.
- À défaut de correctif, limitez l'exposition (filtrage réseau, désactivation du composant).
- Automatisez la détection : les agents CVE Heimdall (gratuits, open source) corrèlent l'inventaire de vos serveurs avec la base CVE.
Références
- https://www.wordfence.com/threat-intel/vulnerabilities/id/1b3b8a6c-1c84-4abe-ad4a-02302b04987b?source=cve
- https://plugins.trac.wordpress.org/browser/vedrixa-forms-registration-builder/tags/1.1.1/admin/class-registration-form-builder-admin.php#L866
- https://plugins.trac.wordpress.org/browser/vedrixa-forms-registration-builder/tags/1.1.1/includes/class-registration-form-builder.php#L174
- https://plugins.trac.wordpress.org/browser/vedrixa-forms-registration-builder/tags/1.1.1/public/class-registration-form-builder-public.php#L121
- https://plugins.trac.wordpress.org/browser/vedrixa-forms-registration-builder/tags/1.0.0/admin/class-registration-form-builder-admin.php#L866
- https://plugins.trac.wordpress.org/browser/vedrixa-forms-registration-builder/tags/1.0.0/includes/class-registration-form-builder.php#L174
- https://plugins.trac.wordpress.org/browser/vedrixa-forms-registration-builder/tags/1.0.0/public/class-registration-form-builder-public.php#L121
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3540543%40vedrixa-forms-registration-builder&new=3540543%40vedrixa-forms-registration-builder&sfp_email=&sfph_mail=
