CVE-2026-52820 Kimai: Timesheet PATCH/POST allows assigning to project outside user's team via query_builder OR-bypass

Kimai is an open-source time tracking application. Prior to 2.57.0, PATCH /api/timesheets/id and POST /api/timesheets accept a user-controlled project identifier through TimesheetApiEditForm and FormTrait, and ProjectRepository::getQueryBuilderForFormType places that identifier in an unconditiona...

CVE-2026-52820

Kimai , an open-source PHP/Symfony time-tracking application, is affected by an authorization bypass in the PATCH /api/timesheets/{id} and POST /api/timesheets endpoints (prior to 2.57.0 ). A user-supplied project ID is injected into ProjectRepository::getQueryBuilderForFormType(), where it appea...