#macro (esc $text)$xmlutils.escape($text)#end
<item>
    <title>[#esc($issue.key)] #esc($issue.summary)</title>
    <link>#esc($requestContext.baseUrl)/browse/$issue.key</link>
    <description>$issueDescription</description>
    <pubDate>$outlookdate.formatRssRfc822($issue.updated)</pubDate>
    <guid>#esc($requestContext.baseUrl)/browse/$issue.key</guid>
    #if ($issue.reporter)<author>#esc($issue.reporter.fullName)</author>
    #else  <author>$i18n.getText('common.words.anonymous')</author>
    #end
</item>