Secunia Security Advisory - A vulnerability has been discovered in Winn Guestbook, which can be exploited by malicious people to conduct cross-site scripting attacks.
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TITLE:
Winn Guestbook Cross-Site Scripting Vulnerability
SECUNIA ADVISORY ID:
SA37963
VERIFY ADVISORY:
http://secunia.com/advisories/37963/
DESCRIPTION:
A vulnerability has been discovered in Winn Guestbook, which can be
exploited by malicious people to conduct cross-site scripting
attacks.
Input appended to the URL after index.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 the
context of an affected site.
The vulnerability is confirmed in version 2.4.7. Other versions may
also be affected.
SOLUTION:
Edit the source code to ensure that input is properly sanitised.
PROVIDED AND/OR DISCOVERED BY:
indoushka
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