CVE-2026-44298 Kimai: Arbitrary file read in invoice PDF renderer (admin)

Kimai is an open-source time tracking application. From version 2.32.0 to before version 2.56.0, users with the role System-Admin ROLESYSTEADMIN and the permission uploadinvoicetemplate can upload PDF invoice templates, which can call pdfContext.setOption'associatedfiles', ... inside the sandboxe...