Dong

**Name of the Vulnerable Software and Affected Versions** SourceCodester Online Tours & Travels Management System version 1.0 **Description** A critical issue affects the function `exec` of the file `admin/operations/currency.php`. The manipulation of the argument `id` leads to sql injection. The attack may be initiated remotely. **Recommendations** For SourceCodester Online Tours & Travels Management System version 1.0, consider disabling the `exec` function in the `admin/operations/currency.php` file until a patch is available. Restrict access to the `id` argument to minimize the risk of exploitation.