AiOPMSD Final 1.0.0 contains a SQL injection vulnerability in the country parameter of country.php. Unauthenticated attackers can execute arbitrary SQL queries through crafted GET requests. The vulnerability allows extraction of sensitive database information including usernames, database names, and version details. Attackers can inject malicious SQL code through the country parameter to compromise the database. This represents a high-severity security issue affecting the AiOPMSD application.