CVE-2026-66490
Medium
Description
Joomla Extension - balbooa.com - Stored cross-site scripting via a comment avatar in Gridbox < 2.20.2
SeverityMedium
CVSS6.1
Exploit probability—
ProductBalbooa Gridbox
PublishedJul 29, 2026
First seenJul 29, 2026
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- balbooa gridbox2.20.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| balbooa gridbox | v < 2.20.2 | 2.20.2 |
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