The title of book pages is not always properly escaped, enabling users with the "create book content" permission or the permission to edit any node in the book hierarchy to insert arbitrary HTML and script code into pages.
Credit:
The information has been provided by Maarten van Grootel.
The title of book pages is not always properly escaped, enabling users with the "create book content" permission or the permission to edit any node in the book hierarchy to insert arbitrary HTML and script code into pages. Such a Cross site scripting attack may lead to the attacker gaining administrator access.
Vendor Status:
Drupal issued an update for this vulnerability