The remote host is vulnerable to an HTML Injection attack
the remote host is running an older version of the Drupal Context module. Context is a module used to manage contextual conditions for different portions of the Drupal web site. The reported version is reported vulnerable to an HTML injection flaw wherein a remote attacker, with certain administrative rights, can insert HTML script code that would be executed within the browser of clients.
Upgrade to Context version 6.x-2.0-rc4 or later