HIGH 8.6 NVD

CVE-2026-78077

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

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.

References

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

Published: 2026-08-31 · Source: NVD · Feed updated: 2026-08-31

This high severity vulnerability with a CVSS score of 8.6 was published on 2026-08-31 via NVD.

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