What is GHSA-vcvg-2gmm-mmpg?

GHSA-vcvg-2gmm-mmpg is a security advisory published by GitHub Security Advisories with High severity. Joomla Extension - joomshaper.com - Unauthenticated stored XSS in Shapes API endpoint SP Page...

Which CVE IDs does GHSA-vcvg-2gmm-mmpg cover?

GHSA-vcvg-2gmm-mmpg covers the following CVE IDs: CVE-2026-66494. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

GHSA-vcvg-2gmm-mmpgHigh

Joomla Extension - joomshaper.com - Unauthenticated stored XSS in Shapes API endpoint SP Page...

Vendor

GitHub Security Advisories

Published

August 7, 2026

Last Modified

August 7, 2026

🔗 CVE IDs covered (1)

CVE-2026-66494 →

📋 Description

Joomla Extension - joomshaper.com - Unauthenticated stored XSS in Shapes API endpoint SP Page Builder < 6.7.0 - An unauthenticated attacker can store malicious JavaScript in a Joomla site's database via a single HTTP request. When an administrator opens the SP Page Builder editor, the JavaScript executes in their browser automatically..

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-66494
https://www.joomshaper.com/page-builder
https://github.com/advisories/GHSA-vcvg-2gmm-mmpg