Joomla! Component JB Visa 1.0 SQL Injection via visatype

Published 4 mo ago 2026-06-19 · modified 2 mo ago 2026-08-19 · JSON

CVSS

8.2

v3.1 · CNA

CISA KEV

not known exploited

EPSS

0.5%

percentile 42%

Public exploits

none known

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.

CISA SSVC assessment

Exploitation: Proof of concept public
Automatable: yes
Technical impact: partial
Assessed: 4 mo ago 2026-06-22

Exploit prediction (EPSS)

0.49% probability of exploitation in the next 30 days, higher than 42% of all scored CVEs.

CVSS scores

Assigned by	Version	Score	Vector
CNA	4.0	8.8	`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N`
CNA	3.1	8.2	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N`
CNA	4.0	8.8	`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X`
CNA	3.1	8.2	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N`

Affected products

Joombooking JB Visa

Classification

Weakness

CWE-89 Improper Neutralization of Special Elements used in an SQL Command

References

exploit-db.com /exploits/43350 · exploit
joombooking.com / · product
extensions.joomla.org /extensions/extension/vertical-markets/booking-a-reservations/jb-visa/ · product
vulncheck.com /advisories/joomla-component-jb-visa-sql-injection-via-visatype · third-party-advisory

Sources

CVE List: CVE-2017-20255
NVD: CVE-2017-20255

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.

Summary