CVE-2026-41656 Admidio: Path Traversal via Unvalidated `name` Parameter in Document Add Mode Enables Arbitrary Server File Read

Admidio is an open-source user management solution. Prior to version 5.0.9, the add mode in modules/documents-files.php accepts a name parameter validated only as 'string' type HTML encoding, allowing path traversal characters ../ to pass through unfiltered. Combined with the absence of CSRF...