https://www.cvedetails.com/cve/CVE-2013-4940/
Cross-site
scripting (XSS) vulnerability in io.swf in the IO Utility component in Yahoo!
YUI 3.10.2, as used in Moodle through 2.1.10, 2.2.x before 2.2.11, 2.3.x before
2.3.8, 2.4.x before 2.4.5, 2.5.x before 2.5.1, and other products, allows
remote attackers to inject arbitrary web script or HTML via a crafted string in
a URL. NOTE: this vulnerability exists because of a CVE-2013-4939 regression.
Publish
Date : 2013-07-29 Last Update Date : 2013-10-03
I have not been able to find anything that says how to update these scripts. Please help!!