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OpenAdvisories
Medium · 5.3 CVE-2026-77989 EUVD-2026-66862GHSA-x373-x8fh-6pfh

Joomla Extension - joomlaeventmanager.net - Reflected XSS via the PDF export link in Joomla Events Manager < 5.0.1

Published Aug 27, 2026 · Updated Aug 28, 2026 · Assigned by Joomla

Description

Joomla Extension - joomlaeventmanager.net - Reflected XSS via the PDF export link in Joomla Events Manager < 5.0.1 - buildCurrentPdfLink copies the current request query string into the PDF button URL, and pdfbutton() echoes it unescaped, leading to an reflected XSS vector.

Affected products

VendorProductAffectedFixed
joomlaeventmanager.net JEM - Joomla Event Manager extension for Joomla 1.0.0-5.0.0 —

References