CVE-2026-3115 Guest users can view group member IDs without respecting view restrictions

Mattermost versions 11.2.x = 11.2.2, 10.11.x = 10.11.10, 11.4.x = 11.4.0, 11.3.x = 11.3.1 fail to apply view restrictions when retrieving group member IDs, which allows authenticated guest users to enumerate user IDs outside their allowed visibility scope via the group retrieval endpoint...

CVE-2023-46354

In the module "Orders CSV, Excel Export PRO" ordersexport 5.2.0 from MyPrestaModules for PrestaShop, a guest can download personal information without restriction. Due to a lack of permissions control, a guest can access exports from the module which can lead to a leak of personal information fro...