Name of the Vulnerable Software and Affected Versions:
Atlassian Confluence Server versions prior to 6.3.4
Description:
The issue allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability through the description of a macro in the usermacros resource.
Recommendations:
For versions prior to 6.3.4, update to version 6.3.4 or later to resolve the issue.