CVE-2026-47230: Authorization Bypass Through User-Controlled Key

Admidio is an open-source user management solution. Prior to version 5.0.10, modules/documents-files.php mode filerenamesave shares the same root-cause shape as the cross-folder move bug 05-documents-cross-folder-move-idor.md: the top-level rights check at lines 79-89 validates hasUploadRight on...