Secunia Research: WordPress WP Symposium Plugin "uid" Cross-Site Scripting

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                     Secunia Research 12/12/2011

    - WordPress WP Symposium Plugin "uid" Cross-Site Scripting -

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Table of Contents

Affected Software...................................................1
Severity............................................................2
Vendor's Description of Software....................................3
Description of Vulnerability........................................4
Solution............................................................5
Time Table..........................................................6
Credits.............................................................7
References..........................................................8
About Secunia.......................................................9
Verification.......................................................10

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1) Affected Software

* WordPress WP Symposium Plugin version 11.11.26.

NOTE: Other versions may also be affected.

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2) Severity 

Rating: Less critical
Impact: Cross-Site Scripting
Where:  From remote

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3) Vendor's Description of Software 

"WP Symposium turns a WordPress website into a Social Network!"

Product Link:
http://wordpress.org/extend/plugins/wp-symposium/

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4) Description of Vulnerability

Secunia Research has discovered a vulnerability in the WP Symposium 
plugin for WordPress, which can be exploited by malicious people to 
conduct cross-site scripting attacks.

Input passed via the "uid" parameter to wp-content/plugins/wp-symposium
/uploadify/get_profile_avatar.php is not properly sanitised before 
being returned to the user. This can be exploited to execute arbitrary 
HTML and script code in a user's browser session in context of an 
affected site.

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5) Solution 

Update to version 11.12.08.

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6) Time Table

07/12/2011 - Vendor notified.
07/12/2011 - Vendor response.
08/12/2011 - Vendor released fixed version.
12/12/2011 - Public disclosure.

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7) Credits 

Discovered by Secunia Research.

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8) References

The Common Vulnerabilities and Exposures (CVE) project has assigned 
CVE-2011-3841 for the vulnerability.

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9) About Secunia

Secunia offers vulnerability management solutions to corporate
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10) Verification 

Please verify this advisory by visiting the Secunia website:
http://secunia.com/secunia_research/2011-82/

Complete list of vulnerability reports published by Secunia Research:
http://secunia.com/secunia_research/

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