Multiple cross-site request forgery (CSRF) vulnerabilities in Issuetracker phpBugTracker before 1.7.0 allow remote authenticated users to (1) hijack the authentication of users for requests that cause an unspecified impact via the id parameter to project.php, (2) hijack the authentication of users for requests that cause an unspecified impact via the group_id parameter to group.php, (3) hijack the authentication of users for requests that delete statuses via the status_id parameter to status.php, (4) hijack the authentication of users for requests that delete severities via the severity_id parameter to severity.php, (5) hijack the authentication of users for requests that cause an unspecified impact via the priority_id parameter to priority.php, (6) hijack the authentication of users for requests that delete the operating system via the os_id parameter to os.php, (7) hijack the authentication of users for requests that delete databases via the database_id parameter to database.php, or (8) hijack the authentication of users for requests that delete sites via the site_id parameter to sites.php.