Vulnerability Intelligence Report
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
CVE-2026-63048
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.
No Active Exploit Signals
CVSS Base Score
9.4
CRITICAL
EPSS Probability:0.38%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-434 ↗CWE-434 Unrestricted Upload of File with Dangerous Type
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| joomlack.fr | Page Builder CK extension for Joomla | 1.0.0-3.1.2 (affected), 3.4.0-3.4.11 (affected), 3.5.0-3.6.2 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.382%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Joomla! Project · Vendor · USA |
| Reserved | 2026-07-15T08:12:23 |
| Published | 2026-07-22T07:15:25 |
| Last Updated | 2026-08-26T22:30:17 |
Community Chatter & Buzz