Horde Groupware Webmail Edition through 5.2.22 allows XSS via an admin/user.php?form=update_f&user_name= or admin/user.php?form=remove_f&user_name= or admin/config/diff.php?app= URI.
Cross-site scripting (XSS) vulnerability in the contact display view in Turba Contact Manager H3 before 2.2.1 allows remote attackers to inject arbitrary web script or HTML via the contact name.
Cross-site scripting (XSS) vulnerability in the XSS filter (framework/Text_Filter/Filter/xss.php) in Horde Application Framework 3.2.2 and 3.3, when Internet Explorer is being used, allows remote attackers to inject arbitrary web script or HTML via unknown vectors related to style attributes.
Cross-site scripting (XSS) vulnerability in imp/test.php in Horde Turba Contact Manager H3 2.2.1 and other versions before 2.3.1, and possibly other Horde Project products, allows remote attackers to inject arbitrary web script or HTML via the User field in an IMAP session.
The image view functionality in Horde Groupware Webmail Edition before 5.2.22 is affected by a stored Cross-Site Scripting (XSS) vulnerability via an SVG image upload containing a JavaScript payload. An attacker can obtain access to a victim's webmail account by making them visit a malicious URL.