Cross-site request forgery (CSRF) vulnerability in the BrowserID (Mozilla Persona) module 7.x-1.x before 7.x-1.3 for Drupal allows remote attackers to hijack the authentication of arbitrary users for requests that login a user to another web site.
Cross-Site Request Forgery The web application does not, or cannot, sufficiently verify whether a request was intentionally provided by the user who sent the request, which could have originated from an unauthorized actor.