CVE-2018-11690

Severity: medium (CVSS 6.1 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 32.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2018-06-14 · updated 2026-06-17
Weakness: CWE-79

Description

The Balbooa Gridbox extension version 2.4.0 and previous versions for Joomla! is vulnerable to cross-site scripting, caused by improper validation of user-supplied input. A remote attacker could exploit this vulnerability via a crafted URL to execute script in a victim's Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials.

Affected products

balbooa.com Gridbox extension for Joomla: through 2.4.0

References

http://packetstormsecurity.com/files/148127/Joomla-2.4.0-Gridbox-Cross-Site-Scripting.html
http://seclists.org/fulldisclosure/2018/Jun/26
http://www.securityfocus.com/archive/1/542066/100/0/threaded
https://vel.joomla.org/resolved/2155-gridbox-com-gridbox-multiple-vulnerabilities
https://vulmon.com/vulnerabilitydetails?qid=CVE-2018-11690
http://packetstormsecurity.com/files/148127/Joomla-2.4.0-Gridbox-Cross-Site-Scripting.html
http://seclists.org/fulldisclosure/2018/Jun/26
http://www.securityfocus.com/archive/1/542066/100/0/threaded
https://vel.joomla.org/resolved/2155-gridbox-com-gridbox-multiple-vulnerabilities
https://vulmon.com/vulnerabilitydetails?qid=CVE-2018-11690

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