delete_bug.php in Elvin before 1.2.1 does not require administrative privileges, which allows remote authenticated users to bypass intended access restrictions and delete arbitrary bugs.
Cross-site scripting (XSS) vulnerability in close_bug.php in Elvin before 1.2.1 allows remote attackers to inject arbitrary web script or HTML via the title (aka subject) field.
SQL injection vulnerability in close_bug.php in Elvin before 1.2.1 allows remote attackers to execute arbitrary SQL commands via the title (aka subject) field.