A vulnerability and a security issue have been discovered in ImpressCMS, which can be exploited by malicious people to conduct cross-site scripting attacks and manipulate certain data.

1) Input passed to the "quicksearch_ContentContent" parameter in modules/content/admin/content.php is not properly sanitised before being returned to the administrator. This can be exploited to execute arbitrary HTML and script code in an administrator's browser session in context of an affected site.

2) A security issue in the Image Manager (editors/tinymce/jscripts/plugins/xoopsimagemanager/xoopsimagebrowser.php) can be exploited to create an image category without prior authentication.

The vulnerability and the security issue are confirmed in version 1.2.3. Other versions may also be affected.

Solution
Update to version 1.2.4.

Provided and/or discovered by
1) High-Tech Bridge SA.
2) The vendor credits sato-san.

Changelog
Further details available to Secunia VIM customers

Original Advisory
High-Tech Bridge SA (HTB22766):
http://www.htbridge.ch/advisory/xss_vulnerability_in_impresscms.html

ImpressCMS:
http://community.impresscms.org/modules/smartsection/item.php?itemid=525

Deep Links
Links available to Secunia VIM customers