Joomla Extension – joomlaeventmanager.net – Attendee lists readable by any logged-in user in Joomla Event Manager < 5.0.1 – A non-manager can therefore read attendee names, usernames, registration dates and statuses for events they do not manage, including lists belonging to unpublished events.
MEDIUM
Vulnerability intelligence
CVE-2026-77990
CVSS 4.05.3
SeverityMedium
Known exploitedNo
NVD references:
Primary source: NIST National Vulnerability Database