Exposure of Sensitive Information to an Unauthorized Actor
attachment.php in Headstart Solutions DeskPRO allows remote attackers to read all uploaded files by providing the file number in a modified id parameter.
CWE-200 - Information Exposure
An information exposure vulnerability is categorized as an information flow (IF) weakness, which can potentially allow unauthorized access to otherwise classified information in the application, such as confidential personal information (demographics, financials, health records, etc.), business secrets, and the application's internal environment.