A vulnerability was detected in SourceCodester Online Polling System Code 1.0. This vulnerability affects unknown code of the file /admin/checklogin.php. The manipulation of the argument myusername results in sql injection. The attack may be performed from a remote location. The exploit is now public and may be used.
The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.