CVE-2026-77993: Joomla Extension - joomlack.fr - Reflected XSS in Page Builder CK < 3.6.5

Published Aug 24, 2026
·
Updated

Joomla Extension - joomlack.fr - Reflected XSS in Page Builder CK < 3.6.5 - The Joomla extension Page Builder CK is vulnerable to a reflected XSS via the iscontenttype parameter.

Affected Software

1 affected component
Page Builder CK<3.6.5

Event History

Aug 24, 2026
CVE Published
via MITRE·08:00 AM
Data Sourced
via MITRE·08:00 AM
DescriptionWeakness
Data Sourced
via NVD·08:16 AM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What input is vulnerable?

The reflected XSS is triggered through the iscontenttype parameter.

2

Which installations are affected?

Page Builder CK versions earlier than 3.6.5 are affected.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
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