The KSES text cleaning filter in lib/weblib.php in Moodle before
1.8.13 and 1.9.x before 1.9.9 does not properly handle vbscript URIs,
which allows remote authenticated users to conduct cross-site
scripting (XSS) attacks via HTML input.
Note:References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
Disclaimer: The entry creation date may reflect when
the CVE-ID was allocated or reserved, and does not
necessarily indicate when this vulnerability was
discovered, shared with the affected vendor, publicly
disclosed, or updated in CVE.
This is an entry on the CVE
list, which standardizes names for security