system
Describe <CVE-2015-6921>.
user
What is <CVE-2015-6921>?
assistant
Cross-site scripting (XSS) vulnerability in the Zendesk Feedback Tab module 7.x-1.x before 7.x-1.1 for Drupal allows remote administrators with the "Configure Zendesk Feedback Tab" permission to inject arbitrary web script or HTML via unspecified vectors..