CVE-2026-63048
Critical
Description
Joomla Extension - joomlack.fr - Improper access control in Page Builder CK 1.0.0-3.1.2, 3.4.0-3.4.11, 3.5.0-3.6.2 - The Joomla extension Page Builder CK is vulnerable to an authenticated arbitrary file upload, leading to RCE.
SeverityCritical
CVSS9.4
Exploit probability—
ProductPage Builder CK extension for Joomla
PublishedJul 22, 2026
First seenJul 22, 2026
Weakness typeCWE-434Unrestricted upload of dangerous file type
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| joomlack.fr Page Builder CK extension for Joomla | 1.0.0-3.1.2, 3.4.0-3.4.11, 3.5.0-3.6.2 | — |
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