8.8
HIGH CVSS 4.0
CVE-2017-20255
Joomla! Component JB Visa 1.0 SQL Injection via visatype
Description

Joomla! Component JB Visa 1.0 contains an SQL injection vulnerability that allows unauthenticated attackers to execute arbitrary SQL queries by injecting malicious code through the visatype parameter. Attackers can send GET requests to index.php with the option=com_bookpro and view=popup parameters, injecting SQL commands in the visatype parameter to extract sensitive database information including credentials and table contents.

INFO

Published Date :

June 19, 2026, 3:27 p.m.

Last Modified :

June 19, 2026, 3:27 p.m.

Remotely Exploit :

Yes !

Source :

VulnCheck
Affected Products

The following products are affected by CVE-2017-20255 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 HIGH 83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 4.0 HIGH 83251b91-4cc7-4094-a5c7-464a1b83ea10
Solution
Update Joomla! component JB Visa to a version that addresses SQL injection in the visatype parameter.
  • Update Joomla! component JB Visa to the latest version.
  • Validate input for the visatype parameter.
  • Sanitize all user-supplied input.
  • Implement parameterized queries.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2017-20255 vulnerability anywhere in the article.

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.