VULNERABILITY INTELLIGENCE
CVE-2026-78077
EPSS probability0.42%
CISA KEVNot currently listed
Published2026-08-31
Last modified2026-08-31
Description
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.
Weakness classification
- security@joomla.org: CWE-79