Caozy

**Name of the Vulnerable Software and Affected Versions** Simple Car Rental System version 1.0 **Description** A critical issue has been found in the Simple Car Rental System, affecting an unknown function of the file /signup.php. The manipulation of the `fname` argument leads to SQL injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. **Recommendations** For Simple Car Rental System version 1.0, consider disabling the `/signup.php` file or restricting access to it until a patch is available. Avoid using the `fname` argument in the affected file to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this issue.