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CVE-2026-52839 LOW CVSS 3.3

CVE-2026-52839 — LOW

Publiée 1 month ago Fiche NVD officielle

Qu'est-ce que c'est ?

Easy!Appointments is a self hosted appointment scheduler. Versions prior to 1.6.0 correctly filter provider-scoped appointments in the `appointments/search` response, proving that provider isolation is an intended security boundary. However, the direct mutation endpoints `appointments/store` and `appointments/update` only check generic appointment privileges and never verify that the submitted `id_users_provider` belongs to the current session. A normal authenticated provider can inject new appointments into another provider's schedule via `store`, or reassign existing appointments into a foreign provider's calendar via `update`. The `store` path contains an additional write-before-crash bug: the unauthorized row is committed to the database before the controller crashes on a type error, so the attacker receives an error response while the foreign appointment is already persisted. Version 1.6.0 patches the issue.

Technologies affectées

Non précisé par la fiche NVD.

Recommandation

Vérifie la disponibilité d'un correctif pour la technologie concernée et applique-le dès que possible. Consulte la fiche NVD pour les références officielles du fournisseur.

Exploits publics connus (0)

Aucun proof-of-concept public trouvé sur GitHub à ce jour. Ça peut changer : les PoC sont souvent publiés plusieurs jours ou semaines après la divulgation.