Text_Filter/lib/Horde/Text/Filter/Xss.php in Horde Application
Framework before 3.3.6, Horde Groupware before 1.2.5, and Horde
Groupware Webmail Edition before 1.2.5 does not properly handle data:
URIs, which allows remote attackers to conduct cross-site scripting
(XSS) attacks via data:text/html values for the HREF attribute of an A
element in an HTML e-mail message. NOTE: the vendor states that the
issue is caused by "an XSS vulnerability in Firefox browsers."
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