CVE-2026-78077 — Joomla Extension - joomshaper.com - Stored Cross-Site Scripting (XSS) in MegaMenu Layout Container & Embed Inputs in…

CVE-2026-78077

Joomla Extension - joomshaper.com - Stored Cross-Site Scripting (XSS) in MegaMenu Layout Container & Embed Inputs in Helix Ultimate < 2.2.10 PUBLISHED

Description (CNA)

Joomla Extension - joomshaper.com - Stored Cross-Site Scripting (XSS) in MegaMenu Layout Container & Embed Inputs in Helix Ultimate < 2.2.10 - Unsanitized column and item configuration values stored within the MegaMenu layout JSON were rendered without complete contextual escaping, allowing injection of malicious HTML/JS. Stricter sanitization and tag allowlists via `InputFilter` and `htmlspecialchars` were implemented.

Affected (CNA)

Vendor / product	Versions
joomshaper.com / Helix Ultimate extension for Joomla	affected 1.0-2.2.9

CWE

CWE-79

References

https://www.joomshaper.com/joomla-templates/helixultimate

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.