CVE-2026-1934
Vulnérabilité moyenne dans Motors – Car Dealership & Classified Listings Plugin (stylemix)
Description
The Motors – Car Dealership & Classified Listings plugin for WordPress is vulnerable to Payment Bypass via insecure user meta update in all versions up to, and including, 1.4.103 This is due to the stm_save_user_extra_fields() function updating sensitive user meta fields from POST data without verifying that the current user should have permission to modify those fields. The function hooks into the 'personal_options_update' action and only checks current_user_can('edit_user', $user_id), which passes for any user editing their own profile. This makes it possible for authenticated attackers, with Subscriber-level access and above, to set their stm_payment_status to 'completed', bypassing the PayPal payment verification and gaining access to paid Dealer membership features without completing any transaction.
Gravité et risque d'exploitation
CVE-2026-1934 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 0.22 %, ce qui la place devant 11.9 % des CVE référencées.
Que faire ?
- Vérifiez si Motors – Car Dealership & Classified Listings Plugin (versions 0, <=1.4.103) 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/34062e9a-48c2-4676-ab7d-b6334f248e8a?source=cve
- https://plugins.trac.wordpress.org/browser/motors-car-dealership-classified-listings/tags/1.4.102/includes/user-extra.php#L294
- https://plugins.trac.wordpress.org/browser/motors-car-dealership-classified-listings/trunk/includes/user-extra.php#L294
- https://plugins.trac.wordpress.org/browser/motors-car-dealership-classified-listings/tags/1.4.102/includes/user-extra.php#L255
- https://plugins.trac.wordpress.org/changeset/3468174/motors-car-dealership-classified-listings/trunk/includes/user-extra.php
- https://plugins.trac.wordpress.org/changeset?old_path=%2Fmotors-car-dealership-classified-listings/tags/1.4.103&new_path=%2Fmotors-car-dealership-classified-listings/tags/1.4.104
