The List Users API of Piwigo 2.9.2 is vulnerable to SQL Injection via the /admin/user_list_backend.php sSortDir_0 parameter. An attacker can exploit this to gain access to the data in a connected MySQL database.
The Configuration component of Piwigo 2.9.2 is vulnerable to SQL Injection via the admin/configuration.php order_by array parameter. An attacker can exploit this to gain access to the data in a connected MySQL database.
The Batch Manager component of Piwigo 2.9.2 is vulnerable to SQL Injection via the admin/batch_manager_unit.php element_ids parameter in unit mode. An attacker can exploit this to gain access to the data in a connected MySQL database.
The Batch Manager component of Piwigo 2.9.2 is vulnerable to Persistent Cross Site Scripting via tags-* array parameters in an admin.php?page=batch_manager&mode=unit request. An attacker can exploit this to hijack a client's browser along with the data stored in it.
The Configuration component of Piwigo 2.9.2 is vulnerable to Persistent Cross Site Scripting via the gallery_title parameter in an admin.php?page=configuration§ion=main request. An attacker can exploit this to hijack a client's browser along with the data stored in it.
Piwigo 2.9.2 is vulnerable to Cross-Site Request Forgery via /admin.php?page=configuration§ion=main or /admin.php?page=batch_manager&mode=unit. An attacker can exploit this to coerce an admin user into performing unintended actions.
The application Piwigo is affected by an SQL injection vulnerability in version 2.9.2 and possibly prior. This vulnerability allows remote authenticated attackers to obtain information in the context of the user used by the application to retrieve data from the database. tags.php is affected: values of the edit_list parameters are not sanitized; these are used to construct an SQL query and retrieve a list of registered users into the application.