Sign In portlet displays a header with additional text

• Type: Regression Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 7.0.0 M3
• Fix Version/s: 7.0.0 M3
• Component/s: Application Security, Application Security > Login/Sign in Portlet, Security Vulnerability
• Labels: None
• Fix Priority: 3

Steps to reproduce:

1. Navigate to a portal instance as guest

Expected results:
No header should be displayed.

Actual results:
A header with the text, "Liferay Portal Taglib AUI Form Extension Sample" appears.