Oracle has announced ,  a frame injection vulnerability in Javadoc
generated by Java 5, Java 6 and Java 7 before update 22.
The infrastructure team has completed a scan of our current project
websites and identified over 6000 instances of vulnerable Javadoc
distributed across most TLPs. The chances are the project(s) you
contribute to is(are) affected. A list of projects and the number of
affected Javadoc instances per project is provided at the end of this
Please take the necessary steps to fix any currently published Javadoc
and to ensure that any future Javadoc published by your project does not
contain the vulnerability. The announcement by Oracle includes a link to
a tool that can be used to fix Javadoc without regeneration.
The infrastructure team is investigating options for preventing the
publication of vulnerable Javadoc.
The issue is public and may be discussed freely on your project's dev list.