Multiple cross-site scripting (XSS) vulnerabilities in app/views/layouts/application.html.haml in Fat Free CRM before 0.13.3 allow remote attackers to inject arbitrary web script or HTML via the (1) username, (2) first name, or (3) last name in a (a) create or (b) edit user action.

Multiple cross-site request forgery (CSRF) vulnerabilities in Fat Free CRM before 0.12.1 allow remote attackers to hijack the authentication of unspecified victims via unknown vectors, related to the lack of a protect_from_forgery line in app/controllers/application_controller.rb.

Multiple SQL injection vulnerabilities in app/controllers/home_controller.rb in Fat Free CRM before 0.12.1 allow remote authenticated users to execute arbitrary SQL commands via (1) the homepage timeline feature or (2) the activity feature.

Fat Free CRM before 0.12.1 does not restrict XML serialization, which allows remote attackers to obtain sensitive information via a direct request, as demonstrated by a request for users/1.xml, a different vulnerability than CVE-2013-7224.

Fat Free CRM before 0.12.1 does not restrict JSON serialization, which allows remote attackers to obtain sensitive information via a direct request, as demonstrated by a request for users/1.json.

config/initializers/secret_token.rb in Fat Free CRM before 0.12.1 has a fixed FatFreeCRM::Application.config.secret_token value, which makes it easier for remote attackers to spoof signed cookies by referring to the key in the source code.