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.

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Fixes

Solution

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Workaround

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References
History

Fri, 28 Aug 2026 21:00:00 +0000

Type Values Removed Values Added
First Time appeared Joomlaeventmanager.net
Joomlaeventmanager.net jem - Joomla Event Manager Extension For Joomla
Vendors & Products Joomlaeventmanager.net
Joomlaeventmanager.net jem - Joomla Event Manager Extension For Joomla

Thu, 27 Aug 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 27 Aug 2026 06:15:00 +0000

Type Values Removed Values Added
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.
Title Joomla Extension - joomlaeventmanager.net - Reflected XSS via the PDF export link in Joomla Events Manager < 5.0.1
Weaknesses CWE-79
References
Metrics cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Joomla

Published:

Updated: 2026-08-28T07:41:28.744Z

Reserved: 2026-08-21T19:05:09.012Z

Link: CVE-2026-77989

cve-icon Vulnrichment

Updated: 2026-08-27T13:54:59.091Z

cve-icon NVD

Status : Deferred

Published: 2026-08-27T06:17:28.413

Modified: 2026-08-28T16:09:10.947

Link: CVE-2026-77989

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-28T20:32:08Z

Weaknesses