SQL Injection Vulnerability in JB Visa Booking Component by Joomla!
CVE-2017-20255

8.8HIGH

Key Information:

Vendor

Joombooking

Status
Jb Visa
Vendor
CVE Published:
19 June 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2017-20255?

The JB Visa component for Joomla! version 1.0 contains a SQL injection vulnerability that allows attackers to execute arbitrary SQL queries without authentication. By manipulating the 'visatype' parameter in GET requests directed to index.php with specified options, attackers can successfully inject malicious SQL commands. This exploitation can lead to unauthorized access to sensitive database information, including user credentials and internal data, potentially compromising the integrity of the affected system.

Affected Version(s)

JB Visa 1.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2017-20255 - Proof of Concept

References

https://www.exploit-db.com/exploits/43350
exploit
http://joombooking.com/
product
https://extensions.joomla.org/extensions/extension/vertic...
product

CVSS V4

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Ihsan Sencan
.