Information
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Advisory by Netsparker (now Invicti)
Name:  XSS Vulnerabilities in TaskFreak
Software:  TaskFreak 0.6.4 and possibly below.
Vendor Homepage: http://www.taskfreak.com
Vulnerability Type: Cross-Site Scripting
Severity: Critical
Researcher: Canberk Bolat
Advisory Reference: NS-12-011

Description
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TaskFreak! Original is a simple but efficient web based task manager written in PHP.
Originally created in September 2005, many talented developers have since contributed to translate and extend the original version. It is now available in 24 languages.

Details
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TaskFreak is affected by XSS vulnerabilities in version 0.6.4;

  • index.php (dir, show, sort, sContext) – XSS
  • index.php (sContext) - Stored XSS

You can read the full article about Cross-Site Scripting from here:

Solution
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No fix.

Advisory Timeline
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23/01/2011 - First contact
30/01/2011 - Sent the vulnerability details
16/08/2012 - Second contact - No reply
19/10/2012 - Advisory released

Credits
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It has been discovered on testing of Invicti.

References
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About Invicti
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Invicti Security is transforming the way web applications are secured. Invicti empowers organizations in every industry to scale their overall security operations, make the best use of their security resources, and engage developers in helping to improve their overall security posture.