CVE-2026-78076: CWE-284 Improper Access Control in joomshaper.com Helix Ultimate extension for Joomla
Description
Joomla Extension - joomshaper.com - Broken Access Control & Missing Authorization in MegaMenu Settings in Helix Ultimate < 2.2.10 - The AJAX endpoint save-megamenu-settings failed to enforce item-level and menu-level edit permissions (core.edit on com_menus.item.{id} or core.admin). An authenticated user could submit modified layout parameters for arbitrary menu items without proper authorization.
CVSS v4.0
Score 5.1medium
Affected software
joomshaper.com
Helix Ultimate extension for Joomla
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Helix Ultimate extension for Joomla versions 1.0 to 2.2.9 has an improper access control vulnerability (CWE-284) in its MegaMenu settings. Specifically, the AJAX endpoint save-megamenu-settings fails to enforce required permissions (core.edit on com_menus.item.{id} or core.admin). This flaw enables authenticated users to submit modified layout parameters for any menu item without proper authorization checks, potentially altering menu configurations beyond their privileges.
Potential Impact
An authenticated user with some level of access can modify layout parameters of arbitrary menu items without proper authorization. This could lead to unauthorized changes in the website's menu structure or presentation, potentially affecting site navigation or user experience. The vulnerability does not require user interaction and has a medium severity rating with a CVSS 4.0 score of 5.1.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or patch information is provided in the available data. Until a fix is available, restrict access to users who require menu editing privileges and monitor for unusual menu configuration changes.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Joomla
- Date Reserved
- 2026-08-22T14:23:37.801Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6a958ab8acd9273b492f0886
Added to database: 08/31/2026, 14:07:52 UTC
Last enriched: 09/07/2026, 14:57:55 UTC
Last updated: 10/16/2026, 18:48:24 UTC
Views: 65
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