All: The XSS vulnerability reported below was addressed at approximately 17:45 PDT today.
For information about how to report security issues to PayPal, please refer to the PayPal Responsible Disclosure Policy documented here: https://www.paypal.com/cgi-bin/webscr?cmd=xpt/cps/securitycenter/general/ReportingSecurityIssues-outside Site security issues should be reported to: sitesecur...@paypal.com All reports will be handled professionally and quickly. A PGP key is available at the URL above. Thanks, Jon Orbeton PayPal, an eBay Company ============================================ From: Wesley Kerfoot <wjak56 () gmail com> Date: Fri, 26 Mar 2010 15:46:09 -0400 Paypal is affected by an XSS vulnerability where it fails to validate input for the following url: https://www.paypal.com/xclick/business= One can add arbitrary javascript with no need for any filter evasion. https://www.paypal.com/xclick/business=<script> alert("xss"); </script> As far as I know only the above url is affected. All of the usual XSS attacks will work with this. Cheers. _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.grok.org.uk/full-disclosure-charter.html Hosted and sponsored by Secunia - http://secunia.com/