CVE-2026-77990: CWE-639: Authorization Bypass Through User-Controlled Key in joomlaeventmanager.net JEM - Joomla Event Manager extension for Joomla
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attendee names, usernames, registration dates and statuses for events they do not manage, including lists belonging to unpublished events.
CVE-2026-77990: CWE-639: Authorization Bypass Through User-Controlled Key in joomlaeventmanager.net JEM - Joomla Event Manager extension for Joomla
Description
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attendee names, usernames, registration dates and statuses for events they do not manage, including lists belonging to unpublished events.
CVSS v4.0
Score 5.3medium
Affected software
Weaknesses
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Joomla
- Date Reserved
- 2026-08-21T19:05:09.013Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a8fd7c3acd9273b49e17814
Added to database: 08/27/2026, 06:22:59 UTC
Last updated: 08/28/2026, 00:58:34 UTC
Views: 16
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