CVE-2026-52839

Easy!Appointments versions before 1.6.0 allow cross-provider appointment injection via unauthorized use of the store and update endpoints. The vulnerability arises because store/update do not verify that id_users_provider belongs to the current session, enabling a provider to add or reassign appo...

CVE-2026-52839 Easy!Appointments appointments/store and appointments/update allow cross-provider appointment injection — Authorization Bypass

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...

CVE-2026-52839 Easy!Appointments appointments/store and appointments/update allow cross-provider appointment injection — Authorization Bypass

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...

PT-2026-58067

Name of the Vulnerable Software and Affected Versions Easy!Appointments versions prior to 1.6.0 Description An issue exists where the application fails to verify if the id users provider submitted to specific endpoints belongs to the current session. While provider isolation is maintained in sear...