TITLE:
Trac HTML WikiProcessor Script Insertion Vulnerability

SECUNIA ADVISORY ID:
SA18465

VERIFY ADVISORY:
http://secunia.com/advisories/18465/

CRITICAL:
Moderately critical

IMPACT:
Cross Site Scripting

WHERE:
>From remote

SOFTWARE:
Trac 0.x
http://secunia.com/product/5260/

DESCRIPTION:
A vulnerability has been reported in Trac, which can be exploited by
malicious people to conduct script insertion attacks.

Input passed to the HTML WikiProcessor isn't properly sanitised
before being used. This can be exploited to inject arbitrary script
code, which will be executed in a user's browser session in context
of an affected site when the malicious user data is viewed.

Example:
{{{
#!html
<IMG SRC="javascript:[code]">
}}}

SOLUTION:
Update to version 0.9.3.
http://projects.edgewall.com/trac/wiki/TracDownload

PROVIDED AND/OR DISCOVERED BY:
Reported by the vendor.

ORIGINAL ADVISORY:
http://projects.edgewall.com/trac/ticket/2473

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