WordPress Postie Plugin Email Script Insertion Vulnerability

by Carol~ Moderator - 8/9/12 8:33 AM

In Reply to: VULNERABILITIES / FIXES - August 09, 2012 by Carol~ Moderator

Release Date : 2012-08-09

Criticality level : Moderately critical
Impact : Cross Site Scripting
Where : From remote
Solution Status : Unpatched

Software: WordPress Postie Plugin 1.x

Description:
loneferret has reported a vulnerability in the Postie plugin for WordPress, which can be exploited by malicious people to conduct script insertion attacks.

Input passed via an email is not properly sanitised before being used when checking for mail. This can be exploited to insert arbitrary HTML and script code, which will be executed in a user's browser session in context of an affected site if malicious data is viewed.

The vulnerability is reported in version 1.4.3. Other versions may also be affected.

Solution:
No official solution is currently available.

Provided and/or discovered by:
loneferret, Offensive Security.

Original Advisory:
Offensive Security:
http://www.exploit-db.com/exploits/20360/

http://secunia.com/advisories/50207/