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High 8.6Published Aug 31, 2026

CVE-2026-78077Joomla Extension - joomshaper.com - Stored Cross-Site Scripting (XSS) in MegaMenu Layout Container & Embed Inputs in Helix Ultimate < 2.2.10

Updated under an hour ago ()

Does this affect you?

It affects joomshaper.com Helix Ultimate extension for Joomla. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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.

CVSS
8.6 HIGH (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N
Weakness (CWE)
CWE-79
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
Joomla
NVD analysis
Deferred
Record last updated
Sep 1, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
joomshaper.com Helix Ultimate extension for Joomla
joomshaper.com:helix_ultimate_extension_for_joomla (from the name)
1.0-2.2.9
CNA record

References

  • product

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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