ATutor < 2.2.2 - Cross-Site Scripting via RSS Feed URL Parameter
Cross-Site Scripting (XSS) was discovered in ATutor before 2.2.3. The vulnerability exists due to insufficient filtration of data (url in /mods/_standard/rss_feeds/edit_feed.php). An attacker could inject arbitrary HTML and script code into a browser in the context of the vulnerable website.